Baker Hughes MASONEILAN SVI3 Special Instructions Manual
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Summary of Contents for Baker Hughes MASONEILAN SVI3
- Page 1 ES-817 Rev D SPECIAL INSTRUCTIONS FOR INSTALLING MASONEILAN SVI3 IN AREAS WHERE THERE IS A POTENTIAL FOR EXPLOSIVE GAS AND DUST ATMOSPHERES...
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Page 2: Table Of Contents
INTRODUCTION ............................3 MODEL CODES COVERED BY THIS DOCUMENT: .................... 3 REQUIREMENTS FOR ALL INSTALLATIONS ..................... 4 FLAME PROOF AND DUST IGNITION PROOF REQUIREMENTS: ..............5 ................................5 ENERAL ..........................5 NTRIES AND ABLE LANDS ........................... 5 OVER NSTALLATION INCREASED SAFETY/NON-INCENDIVE EQUIPMENT ..................6 ................................ -
Page 3: Introduction
1 Introduction This document covers the requirements for safe installation, repair and operation of the SVI3 valve positioner as it relates to operation in areas where there is a potential for explosive atmosphere or inflammable dust. Adherence to these requirements assures that the SVI3 will not cause ignition of the surrounding atmosphere. -
Page 4: Requirements For All Installations
! WARNING! Failure to adhere to the requirements listed in this document may cause loss of life and property. Requirements for All Installations Installation and maintenance must be performed only by qualified personnel. Area Classification, Protection Type, Temperature Class, Gas Group, and Ingress protection must conform to the data indicated on the label as well as within this document. -
Page 5: Flame Proof And Dust Ignition Proof Requirements
Flame Proof and Dust Ignition Proof Requirements: General The 1/2-inch NPT fittings must be torqued until they are wrench tight. The main housing cover must be clean and free of corrosive products. The SVI3 chassis must be securely electrically connected to earth ground. Ground screws/lugs are provided on the enclosure in the following two locations as shown: Ground Screw/Lugs (Shown with cover removed) -
Page 6: Increased Safety/Non-Incendive Equipment
Increased Safety/Non-Incendive Equipment General Check to ensure all electrical connections are made to approved circuits which meet local and national installation codes. Div 2 (Zone 1) non-incendive installations require that electrical connections be performed in accordance with and meet all local and national electrical codes. Increased Safety Wiring Instructions DO NOT CONNECT OR DISCONNECT WHEN ENERGIZED Required Terminal Torque Values:... -
Page 7: Agency Markings
Agency Markings Agency Approvals Agency testing, and approval process was performed by Intertek Testing Group. Flameproof/ExplosionProof) for Gas Temperature Classification Ex db ia IIC T6…T4 Gb T4 Ta= -55°C to 85°C ATEX II 2G Ex db ia IIC T6...T4 Gb T5 Ta= -55°C to 75°C US/NEC Class I, Division I, Groups A, B, C, D T6...T4... - Page 8 Intrinsically Safe (Explosive Dust) – Options Module Installed Temperature Classification Ex ia IIIC T 91°C Da T4 Ta= -55°C to 85°C ATEX II 1D Ex ia IIIC T 91°C Da T5 Ta= -55°C to 65°C US/NEC Class II Division 1, Groups E, F, G T6...T4 T6 Ta= -55°C to 50°C Class III Zone 20, AEx ia IIIC T...
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Page 9: And Canadian Standards
US and Canadian Standards 5019817 Conforms to UL STDs 50, 50E, 61010-1, 60079-0, 60079-1, 60079-11, 1203, 60079-31, 60079-7, and 121201 Certified to CSA STDs C22.2#94.1, 94.2, 61010-1-12, 60079-0, 60079-1, 60079-11, 30, 60079-31, 25, 60079-7, and 213 Enclosure Ratings NEMA 4X, IP66, Type 4X Operating Ranges 7.4.1 Temperature -55°C to +85°C... -
Page 10: Intrinsically Safe Installation Wiring Requirements
Intrinsically Safe Installation Wiring Requirements Each intrinsically safe cable must include a grounded shield or be run in a separate metal conduit. NON-HAZARDOUS LOCATION - UNSPECIFIED EXCEPT THAT BARRIERS MUST NOT BE HAZARDOUS SUPPLIED FROM NOR CONTAIN UNDER NORMAL LOCATION OR ABNORMAL CONDITIONS A SOURCE OF SEE 8.1, 8.2 POTENTIAL WITH RESPECT TO EARTH IN... -
Page 11: Hazardous Location
Hazardous Location Refer to the device label for the description of the environment in which the device may be installed. Field Wiring Intrinsically Safe wiring must be made with grounded cable or installed in grounded metal conduit. (CHAQUE CABLE A SECURITE INTRINSEQUE DOIT INCLURE UN BLINDAGE MIS A LA TERRE OU DOIT FONCTIONNER DANS UN CONDUIT EN METAL SEPARE) The installation including the barrier earthing requirements must comply with the installation requirements of the country of use. -
Page 12: Entity Requirement
8.2.2.3 Analog Input Process Variable Terminals: The AI PV circuitry is an additional option for providing a transmitter input/signal to the SVI3 positioner. Entity/NIFW Parameters: 30 Vdc 125 mA 900 mW 1 nF µ 8.2.2.4 Digital Input Terminals: By opening or closing the circuit input to the digital input terminals, the SVI3 can react according to the settings programmed by the customer. -
Page 13: Maintenance & Repair
The addition or replacement of the any of the spare parts listed below are the only field repairs permitted. Replace ONLY with genuine Baker Hughes Masoneilan branded parts supplied by Baker Hughes. This includes the assemblies mentioned here but also mounting screws and gaskets. No substitutions with non-Masoneilan branded parts are permitted. - Page 14 §2 & 4.1 Modify Model Code Identifier “G” and “H”, added statement on 12/10/20 replacement of NPT’s §2 & 4.1 D,M ECO-0043804 - Removed note on use of Teflon tape, changed Model Code 2/5/21 Identifier “H” such that any single character can be used, updated markings. §8.2.2 Revision to entity parameters after final IS review by Intertek 2/26/21...
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