Designed to bolt directly to a standard 150# flat faced ANSI flange on the tank top. Gauge/ Dip Hatches Tyco reserves the right to change the content without notice WEVDR-0002-EN-0210 The Whessoe - Varec Vapour Control 5071A & 5072A dip hatches are designed to provide tank access where manual level gauging, temperature measurement or sampling is required. Positive sealing soft seat inserts in NBR as standard; PTFE and. Varec 42 Series Sampling and Gauging Hatch Covers. Lock-Down Hatches Dokumenty i rysunki Nasze oddziały. Compare Compare Enardo™ Model A Deadweight Thief Hatch. Ergonomically friendly handwheel with padlock feature to prevent unauthorized tank access. Emerson. KTM DualV HiPerformance Control Ball Valves; Read more. Varec Series 221 Emergency Pressure. 2. Locking mechanism (pin provided) raised above cover surface for easy access. Downloads. Non-sparking design. Features. Close. VAREC BIOGAS 42 Series Sampling and Gauging Hatch Cover. Compare Compare Compare Add more to compare Added. Close. 1-4 of 4 results in Products. Ergonomically friendly handwheel with padlock feature to prevent unauthorized tank access. How to set the limit switches of a Varec 8200 Current Output Transmitter. Measurement Instrumentation; Corrosion & Erosion Monitoring Density - ViscosityVAREC Safety Selector Valve DUAL PRESSURE RELIEF DEVICE SYSTEM The Safety Selector Valve is designed to function as a switchover device that permits servicing of pressure relief devices with no process interruption. Lock-Down Hatches Documents & Drawings Our Businesses. with a lockdown device that allows for a. Enardo™ Model 660 and 660-L Spring-Loaded Thief Hatch. Manuals & Guides. 7 kPa). The Hatch Covers are provided with a lockdown. Close. Data Sheets & Bulletins Data Sheets: 4310 series sampling and gauging hatch covers, Varec-EN Features. Extended service options available for high temperature and chemical applications. Varec 42 Series Sampling and Gauging Hatch Covers. Compare. 221PV incorporates a spring loaded vacuum relief valve integral to the cover assembly. Tank Vents and Hatches; Emergency Relief Vents; Emergency Relief Vents Filter by Press enter to collapse or expand the menu. Varec is able to provide an alternative, Features. Process Gas Chromatographs. Varec continues to provide tank gauging, inventory control systems, SCADA and other fuel management solutions for the oil & gas, aviation and defense industries. Vents directly to atmosphere. Measurement Instrumentation; Flame and Gas DetectionFacebook; LinkedIn; Youtube; COVID-19 Response; Emergency Support and Service 888-268-6437; Careers; Resources; News; Company Store Customer Portal; About UsVarec 4310 Series Sampling and Gauging Hatch Covers - Emerson. • lockdown device allows for a gas-tight seal up to 3 psig (20. 2. Replaceable and interchangeable pressure and vacuum seat rings. The 2500 Automatic Tank Gauge (ATG) is a mechanically operated, float & tape instrument designed to provide continuous liquid level measurement in bulk storage applications. The stilling well is designed to provide a stable gauging platform that is able to offset hydrostatic tank deformation. 3660B valves for either pressure (top mounted) or vacuum (side mounted) relief applications. VAREC BIOGAS 42 Series Sampling and Gauging Hatch Cover Request Quote; CONTACT US. Varec 42 series sampling and gauging hatch covers Features • non-sparking design. 1-4 of 4 results in Products. Compare. Corrosion resistant 356 HT aluminum construction as standard. Industries; Back. Varec service contracts provide the user substantial savings for maintaining and refurbishing the systems. Add to Cart. Once open, the cover can remain open for ease of use. Oversized flame arrester bank assembly for minimum pressure drop. Replaceable and interchangeable pressure and vacuum seat rings. Warning! Direct injury to personnel or damage to equipment which can cause injury toFeatured Products. Hinged cover provides a fixed pivot point, ensures proper reseating and added safety. All-weather coating option available for valve seats and guides. 1991 Birds of a Feather. Choice of NBR, PTFE and FKM seat inserts. Tank Vents and Hatches Bulk Storage and Transport Equipment Steam Traps Pressure Management Back. Close. If it's time to replace your negator motor, consider upgrading to a Negator Cassette. Features. Weather hood and screen provided for protection. sampling. Replaceable pressure and vacuum seat rings. Compare Compare Compare Add more to compare Added. Tank Vents and Hatches Bulk Storage and Transport Equipment Steam Traps, Valves and Level Gauges Flame and Detonation Arrestors Nuclear Flow Controls Valves, Actuators & Regulators. Back. Non-sparking design. Choice of NBR, PTFE and FKM seat inserts. 03 Nm3/hr] or less at 90% of setpoint) Pallet drip ring and self-draining housing protect the seating surface from condensate and freezing. Enardo ES-665 Thief Hatch. Locking mechanism (pin provided) raised above cover surface for easy. Varec-EN Features. Varec 4310 Series Sampling and Gauging Hatch Covers - Emerson. 0 ounce pressure and 0. Lock-Down Hatches Resources. Extensible flame arrester bank assembly. Lockdown device allows for a gas-tight seal up to 3 psig (20. Ergonomically friendly handwheel with. Non-sparking design. 98. Enardo™ Model 660 and 660-L Spring-Loaded Thief Hatch. Tank Vents and Hatches Bulk Storage and Transport Equipment Steam Traps, Valves and Level Gauges Flame and Detonation Arrestors Nuclear Flow Controls. Varec Series 7000 Mushroom (free) Vents | Emerson US. Close Warning. Enardo™ 950 Dimensions Table 1. Browse Lock-Down Hatches products. PDF. Varec 4310 Series Sampling and Gauging Hatch Covers. 8mb. Corrosion resistant aluminum construction ensures durability and minimizes weight. Manuals: Sampling and Gauge Hatch Covers Series 42 IOM, Varec-EN. Features. Varec Series 221 Emergency Pressure Relief Manway covers. Project Services BackVarec 42 Series Sampling and Gauging Hatch Covers | Emerson FI. 00 LBS. Designed to bolt directly to a standard 150# flat faced ANSI flange on the tank top. Large flow capacity allows use of smaller size. Zero product loss when combined with a vapor recovery system. Valve Controllers & Instruments; Digital Valve Controllers. Measurement Instrumentation; Corrosion & Erosion Monitoring Density - ViscositySupplying industries which include Oil & Gas, Petrochemical, food, water and Biogas. Gauge/ Dip Hatches. Close. Varec 4310 Series Sampling and Gauging Hatch Covers. The 400W Series Emergency Relief Manhole Cover is designed to provide emergency pressure venting and vacuum relief in storage tanks and vessels, while allowing easy access for tank inspection and maintenance. Steam Traps, Valves and Level Gauges. Compare Compare Varec 4310 Series Sampling and Gauging Hatch Covers. 7 kPa). May also be mounted on a flame arrester. Replaceable ‘air cushion’ PTFE seating for lowest available leakage for weight-loaded valves (1 SCFH [0. Compare. Enardo Detonation Flame Arrestors. Emerson. Set pressure controlled by a weighted lever for settings below 1" (25 mm) WC; combination weighted lever and spring for settings up to 20" (50 mm) WC. Oversized pressure and vacuum ports. Steam Traps, Valves and Level Gauges. TANK, SEVERE SERVICE. , doing business as Varec Biogas (“Varec Biogas”), a wholly-owned subsidiary of Westech Industrial Ltd. Flow & Level Indication; Liquid Level Instrumentation Jet Pumps / Eductors Flow & Level Indication Back. Size: 1. 3500B valves for tank top mounting. Contact Varec Product Marketing for further information. Oversized port for maximum flow. Featured Brands. Enardo™ Series 800-SO In-Line Pressure Vacuum Vent. Weather hood and screen provided for protection. 3650B valves with flanged intake and discharge connections for ‘in-line’ applications. The 221 Series is designed to provide emergency venting of low pressure storage tanks and vesselsVAREC 221 SERIES EMERGENCY PRESSURE RELIEF MANWAY COVERS ORDERING INFORMATION - PRESSURE AND VACUUM. Compare. Data Sheets & Bulletins. 3500B valves for tank top mounting. Side and center-guided pallet. ‘All-weather’ non-frosting and ice-resistant coating option available for valve seats and guides. Extensible flame arrester bank assembly. Zero product loss when combined with a vapor recovery system. Choose Options. Series 5071A-5072A. Features. Safety foot pedal frees operator’s hands while gauging or sampling the tank contents. Hinged cover provides a fixed pivot point, ensures proper reseating and added safety. • corrosion resistant 356 ht aluminum construction as standard. Safety foot pedal allows fast, hands-free tank access for sampling and gauging. Fisher 1190 Vapor Recovery Regulator. Emerson tank vents and hatches help you stay on top of today's most demanding regulations for your tanks without leaving the control room. Page 48: General Preparation Plan the pipe routing. Outlet adapter on the 2020B Series is one pipe size larger than the valve inlet flange to optimize flow capacity. Varec 42 Series Sampling and Gauging Hatch Covers | Emerson SE. Mining, Metals and MineralsAir Separation Unit (ASU) Back. Valves, Actuators & Regulators; Control ValvesWhen properly sized, this vent provides the capacity to meet API Standard 2000, NFPA 30 and OSHA (29 CFR 1910. Protective screens at pressure and vacuum ports prevent entrance of foreign matter. Enardo 950 Dimensions and Weights(1) INLETHood is easily removed for inspection and maintenance. Features. Storage & Distribution; Storage Flow Measurement Level MeasurementFind many great new & used options and get the best deals for VAREC 4300 Aluminum Sampling & Gauge Hatch Cover 4" ANSI 125/150 Bolt Circle at the best online prices at eBay! Free shipping for many products!jayco thief hatches are designed for optimum performance and easy cleaning and maintenance, and are available in 8 inch round and 20 inch long pan, with standard settings of 4. Varec 4310 Series Sampling and Gauging Hatch Covers | Emerson US. Weather hood and screen provided for protection. 877. This model is gas-tight to 3 psig (20. Enardo™ Model 660-B and 660-LB Spring-Loaded Thief Hatch. 3650B valves with flanged intake and discharge connections for ‘in-line’ applications. Data Sheets: 7000 series mushroom (free) vents, Varec, Tank Vents & Hatches (VCTDS-00307-EN) Author: Emerson Subject: Corrosion resistant, lightweight vents with a large opening and streamlined weather hood designed to minimize back pressure Keywords: Varec, Tank-Vents-Hatches, Lock-Down-Hatches Created Date: 7/13/2017 8:58:08 AM Data Sheets: 42 series sampling and gauging hatch covers, Varec-EN PDF. Automation Solutions; Commercial & Residential. The Hatch Covers are provided. The foam must be dispersed and collected in order to protect downstream equipment from corrosion or clogging. This document provides detailed information on the features, specifications, dimensions, and options of the Enardo 850 valve, which is specially designed for marine vapor control. Safety foot pedal frees operator’s hands while gauging or sampling the tank contents. 8020; About Us; Careers; News; FAQ; Brands Portal; Products; Industries; Services; Education; ResourcesFeatured Products Back. Varec 5910B and 5920B Series Relief Valve with Flame Arrester Overview These units combine the high flow capacity of a pressure and vacuum relief valve with an easy-to-maintain. Safety foot pedal frees operator’s hands while gauging or sampling the tank contents. Close Warning. Size: 91kb. Varec no longer supports discontinued products, although some documentation may be available for download. Tank Vents and Hatches Flame and Detonation Arrestors Tank Protection Back. Locking mechanism (pin provided) raised above cover surface for easy access. Non-sparking design. Data Sheets & Bulletin: 221 series emergency pressure relief manway covers, Varec, Tank Vents & Hatches (VCTDS-00310-EN) Author:Outlet adapter on the 2020B Series is one pipe size larger than the valve inlet flange to optimize flow capacity. The Varec Dual Pressure/ Vacuum Relief Device is a combination of the Varec 5810B/ 5820B Series Relief Valve and Flame Arrester and the Safety Selector Valve. Free-opening or lock-down covers designed to provide quick access for product gauging, temperature measurement or. Non-sparking design. Back. Add to Cart. Data Sheets: 5810B and 5820B Series Relief Valve with Flame Arrester, Varec-EN. Valve Controllers & Instruments; Digital Valve Controllers Features. Optional steel base available for welding to the tank roof. Varec 42 Series Sampling and Gauging Hatch Covers Features Resources Lockable covers designed to provide quick access to tanks for product gauging, temperature. Facebook; Linked in; Youtube; 24/7 After Hours Support 1. through the hatch. 877. Features. Features. Construction The standard VAREC 42 Series Hatch Covers are available in 356 HT aluminum construction. accessories below for further details. Positive sealing soft seat inserts in NBR as standard; PTFE and FKM optional. Replacement Viton gaskets sold as a complete set (base, plus interior gaskets), Buna gaskets are sold separately. Replaceable pressure and vacuum seat rings. Vents directly to atmosphere. Designed to bolt directly to a standard 150# flat faced ANSI flange on the tank top. Safety foot pedal frees operator’s hands while gauging or sampling the tank. Cover cannot separate from the base. Weather hood and screen provided for protection. Compare CompareRadar devices provide non-contact measurement with high reliability and low maintenance. The Varec 42 Series Hatch Covers are installed on tanks to provide access for gauging, temperature measurement or sampling. Product Type. Process Gas Chromatographs. Spun aluminum weather hood. Replaceable pressure and vacuum seat rings. Manuals & Guides. 7 kPa). Enardo™ Model 660 and 660-L Spring-Loaded Thief Hatch. Data Sheets: 4310 series sampling and gauging hatch covers, Varec, Tank Vents & Hatches (VCTDS-00311-EN) Author: Emerson Subject: Free-opening or lock-down covers designed to provide quick access for product gauging, temperature measurement or sampling Keywords: Varec, Tank-Vents-Hatches, Deadweight-Hatches Created Date:. The cassette optimizes the performance of your gauge by reducing friction for smoother operation. Designed to offer flexibility of installation. If it's time to replace your negator motor, consider upgrading to a Negator Cassette. Self-aligning cover closes automatically when the foot pedal is released. Choice of NBR, PTFE and FKM seat inserts. Compare Compare Compare Add more to compare Added. Close. 7 kPa). Free-opening or lock-down covers designed to provide quick access for product gauging, temperature measurement or sampling Read more. ‘All-weather’ non-frosting and ice-resistant coating option available for valve seats and guides. Choice of vent to atmosphere or pipe. Varec gauge hatches are essential for accurate level measurement and monitoring in tanks or vessels. Enardo™ Series 800-SO In-Line Pressure Vacuum Vent. Free-opening or lock-down covers designed to provide quick access for product gauging, temperature measurement or sampling. High quality with reasonable price. Hinged cover provides a fixed pivot point, ensures proper reseating and added safety. Carbon steel base construction available for welding to the tank roof. Side and center-guided pallet. Choice of NBR, PTFE and FKM seat inserts. 1997 A New Owner. Corrosion resistant 356 HT aluminum construction as standard. Choice of NBR, PTFE and FKM seat inserts. They are able to determine the interfaces between three liquids, the specific gravity of these liquids and tank bottom. Flame & Detonation Arrestors. Large, easy to grab pull ring. Data Sheets & Bulletins Data Sheets: 4310 series sampling and gauging hatch covers, Varec-EN Features. 877. Protective screens at pressure and vacuum ports prevent entrance of foreign matter. Hinged cover provides a fixed pivot point, ensures proper reseating and added safety. Tank Vents and Hatches Regulators Solenoid Valves Steam Traps, Valves and Level Gauges Nuclear Flow Controls Bulk Storage and Transport Equipment Controllers and Instruments. Application. When deployed correctly, tank vents and hatches help control evaporation losses, allow vapors to flow freely, and protect tanks against pressure or vacuum. PDF. Corrosion resistant aluminum construction ensures durability and minimizes weight. 4 ounce vacuum with optional pressure springs for 2, 6, 8, 12, 14, and 16 ounce settings. This document provides detailed information on the features, specifications, dimensions, and options of the Enardo 850 valve, which is specially designed for marine vapor control. a base gasket is standard with each hatch. Varec 4310 Series Sampling and Gauging Hatch Covers. Flame & Detonation Arrestors. BackProtective screens at pressure and vacuum ports prevent entrance of foreign matter. Protective screens at pressure and vacuum ports prevent entrance of foreign matter. Corrosion resistant 356 HT aluminum construction as standard. Data Sheets: 7000 series mushroom (free) vents, Varec, Tank Vents & Hatches (VCTDS-00307-EN) Author: Emerson Subject: Corrosion resistant, lightweight vents with a large opening and streamlined weather hood designed to minimize back pressure Keywords: Varec, Tank-Vents-Hatches, Lock-Down-Hatches Created Date: 7/13/2017 8:58:08 AMVarec 42 Series Sampling and Gauging Hatch Covers Specs Product Type Lock-Down Hatches Features. The VAREC 42 Series Hatch Covers are. PDFS. Products; Back. Once open, the cover can remain open for ease of use. Varec 42 Series Sampling and Gauging Hatch Covers - Emerson. Manuals & Guides. 3600B valves are side mounted. Outlet adapter on the 2020B Series is one pipe size larger than the valve inlet flange to optimize flow capacity. 3500B valves for tank top mounting. Once open, the cover can remain open for ease of use. Hinged cover provides a fixed pivot point, ensures proper reseating and added safety. Corrosion resistant die cast 360 aluminium construction. 08. Close. The indicator moves up and down based on the level of product in the tank. Close. Close. Designed to bolt directly to a standard 150# flat faced ANSI flange on the tank top. Emerson. Rosemount™ 1500XA Process Gas Chromatograph. Manual: Roof Manway Covers, Series 220 IOM, Varec, Tank Vents & Hatches (VCIOM-03107-EN) Author: Emerson Subject: Before installation these instructions must be read fully and understood Keywords: Varec, Tank-Vents-Hatches, Emergency-Relief-Vents Created Date: 5/22/2017 11:07:48 AM Cover cannot separate from the base. Designed to offer flexibility of installation. Varec-EN PDF. It is available in a range of sizes from 4” through 12”, and can be ordered with one of the two optional clamp covers. Emerson. Are conservation vents and hatches from companies such as Varec or Protectoseal ASME Rated? I'm not too worried about the stamp, the calcs show the sizes on the existing devices can handle the flow. Compare. 2500 Automatic Tank Gauge. Features • Screw down and free lift designsVarec 4310 Series Sampling and Gauging Hatch Covers; Varec 4310 Series Sampling and Gauging Hatch Covers. Controllers and Instruments. Ergonomically friendly handwheel with padlock feature to prevent unauthorized tank access. Close. Lockdown device allows for a gas-tight seal up to 3 psig (20. Rosemount™ 500 Process Gas Chromatograph. The Varec Biogas 386 Series Back Pressure Regulator is intended for use in low pressure gas systems. Designed to assist the user with the installation, operation, calibration, and maintenance of the Varec Model 8200 Current Output Transmitter (8200 COT). Varec Series 7100B Pressure Relief Valve. Anderson Greenwood Amal. Loosen handwheel until eyebolt can be disengaged from pedal arm. Features. Size: 992kb. Replaceable and interchangeable pressure and vacuum seat rings. • Knowledgeable in API 6A and ABS CDS standards. Specs Product Type Lock-Down Hatches Resources PDF Size: 91kb Data Sheets & Bulletins Data Sheets: 4310 series sampling and gauging hatch covers, Varec-EN. MODEL 95010. VAREC 2010B/2020B PRESSURE AND VACUUM RELIEF VALVES FEATURES • Choice of vent to atmosphere or pipe away models. A float inside the tank is connected to an indicator in a clear tube mounted outside of the tank. 03 They are particularly beneficial for tank operators, maintenance personnel, and inspectors who need to regularly monitor and manage fluid levels in. Lockdown device allows for a gas-tight seal up to 3 psig (20. In addition, the VAREC 42 Series Hatch Covers include a foot pedal to open the cover, enabling the operator free use of both hands while gauging or sampling the tank contents. Compare. Overview Specs Resources Features Lockable covers designed to provide quick access to tanks for product gauging, temperature measurement and sampling Varec 42 Series. SKU: e6b813da1abc Categories: Emerson Automation Solutions, Hatches, Tank, Vents & Hatches, Valves, Actuators. Free-opening or lock-down covers designed to provide quick access for product gauging, temperature measurement or sampling Read more. Choice of NBR, PTFE and FKM seat inserts. The Whessoe - Varec Vapour Control 5071A & 5072A dip hatches are designed to provide tank access where manual level gauging, temperature measurement or sampling is required. 49. Made in USA. Safety foot pedal allows fast, hands-free tank access for sampling and gauging. Safety foot pedal frees operator’s hands while gauging or sampling the tank contents. Manuals & Guides. gauging, temperature measurement or. Size: 91kb. Products; Back. 3600B valves are side mounted. Extensible flame arrester bank assembly. Protective screens at pressure and vacuum ports prevent entrance of foreign matter. Varec top guidewire anchors can be screwed or welded into the tank roof, maintenance hatch or manhole cover. It operates normally closed and will open when the upstream. 2 Featuring a metal-to-metal seat, foot pedal for easy opening, and a tape gauge marker. Control and Safety Systems. Rozwiązania w zakresie automatyki; Rozwiązania do budynków komercyjnych i mieszkalnych;Facebook; LinkedIn; Youtube; Emergency Support and Service 888-268-6437; Careers; Resources; News; Company Store Customer Portal; About Us; Solutions; IndustriesThe Varec Biogas 246 Series Drip Traps are designed for the manual collection and safe removal of condensate from gas. Varec VAREC 6700 Liquid Level Indicator "GaugeBoard". Large flow capacity allows use of smaller size. Close. The 211 Series Low Pressure Check Valve is ideal for low pressure gas control lines where reversal of flow must be. The Hatch Covers are provided with a lockdown device that allows for a gas. Data Sheets & Bulletins Data Sheets: 4310 series sampling and gauging hatch covers, Varec-EN Features. Facebook; Linked in; Youtube; 24/7 After Hours Support 1. Varec Biogas reserves the right to change product design and specifications without notice. Features • Screw down and free lift designs • Corrosion resistant Aluminium, cast iron, carbon steel, stainless steel • O Ring. Asset Reliability; Machinery Health ManagementTank Vents and Hatches Isolation and Shut Off Valves Flame and Detonation Arrestors Actuators Controllers and Instruments Steam Traps, Valves and Level Gauges. 1. 1. Base made of corrosion-resistant 356-T6 aluminum. Replaceable and interchangeable pressure and vacuum seat rings. The Varec 42 Series Hatch Covers are installed on tanks to provide access for gauging, temperature measurement or sampling. Non-sparking design. Locking mechanism (pin provided) raised above cover surface for easy access. PDF. These brackets can be welded or bolted to the tank and shouldthe hatch. Browse Lock-Down Hatches products. Varec 4310 Series Sampling and Gauging Hatch Covers. Data Sheets: 4310. Varec Series 7000 Mushroom (free) Vents. Close. Large flow capacity allows use of smaller size. Choice of NBR, PTFE and FKM seat inserts. Non-sparking design. Steam Traps, Valves and Level Gauges. Manuals & Guides Manuals: Pressure Relief Valves Series 2010B/2020B//3500B IOM, Varec-EN Features. Protective screen prevents entrance of foreign material. Varec - Tank protection products. All-weather coating option available for valve seats and guides. January 27,2020. The 4590 Tankside Monitor (TSM) is used in combination with Varec radar gauges for bulk storage applications at tank farms, terminals and refineries. Weather hood and screen provided for protection. Steam Traps; Yarway Steam Traps Steam Traps Back. Choice of NBR, PTFE and FKM seat inserts. 221PV incorporates a spring loaded vacuum relief valve integral to the cover assembly. CONSTRUCTION As standard, the VAREC 42 Series Hatch Covers are available in 356 HT aluminum construction. BURNERS & FLARES. All-weather coating option available for valve seats and guides. Positive sealing soft seat inserts in NBR as standard; PTFE and FKM optional. Corrosion resistant aluminum construction ensures durability and minimizes weight. 7 kPa). Both devices use Pt100 temperature sensors and are seamlessly integrated with servo gauges or other instrumentation via the intrinsically safe HART communications interface. Our company is not an official. Emerson. Features. Varec Biogas offers the most complete line of Biogas Safety and Handling products in the world. Weather hood and screen provided for protection. Ergonomically friendly handwheel with padlock feature to prevent unauthorized tank access. Available in emergency pressure only and emergency pressure and vacuum relief models. Compare. Facebook; Linked in; Youtube; 24/7 After Hours Support 1. Varec 4310 Series Sampling and Gauging Hatch Covers. 7 kPa). The cassette optimizes the performance of your gauge by reducing friction for smoother operation. 2 B a dia. Enardo™ Model 660 and 660-L Spring-Loaded Thief Hatch. Manuals: Sampling and Gauge Hatch Covers Series 42 IOM, Varec-EN. Product Type. Varec 4310 Series Sampling and Gauging Hatch Covers Specs Product Type Lock-Down Hatches Resources. Replaceable and interchangeable pressure and vacuum seat rings. 5834 Peachtree Corners East, Norcross (Atlanta), GA 30092 USA Tel: +1 (770) 447-9202 Fax: +1 (770) 662-8939 IOM001GVAE0609 2500 Automatic Tank Gauge…Tank Vents and Hatches Bulk Storage and Transport Equipment Steam Traps Pressure Management Back. Learn how to install, configure, maintain and troubleshoot the. Steam Traps, Valves and Level Gauges.