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Installation & Maintenance Instructions
Model 220
Hazardous Locations Division Classified
Electrical Configurations: A,B, J, & K
Reading Office
Aberdeen Office
Cutbush Park, Danehill, Lower Earley,
Unit 6 Airside Business Park, Kirkhill Industrial Estate,
Reading, Berkshire. RG6 4UT. UK.
Dyce, Aberdeen. AB21 0GT. UK.
Tel: +44 (0)118 9311188
Tel: +44 (0)1224 725999
Email: info@able.co.uk
Email: ab@able.co.uk
Internet: www.able.co.uk
e-procurement: www.247able.com
Registered in England No: 01851002
VAT No: GB 417 2481 61
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Summary of Contents for Mid-West Model 220
- Page 1 Installation & Maintenance Instructions Model 220 Hazardous Locations Division Classified Electrical Configurations: A,B, J, & K Reading Office Aberdeen Office Cutbush Park, Danehill, Lower Earley, Unit 6 Airside Business Park, Kirkhill Industrial Estate, Internet: www.able.co.uk Reading, Berkshire. RG6 4UT. UK.
- Page 2 ® Mid-West BULLETIN NO.ELEC IM220 ATEX/12A Supersedes IM220 ATEX/11A Instrument Model 220 Electrical: Installation and Operating Instructions CAUTION: Do not scratch, nick, or dent mating ELECTRICAL surfaces of the gauge body and the cover Upon receipt of your order, please review the ratings plate to during maintenance.
- Page 3 Ex d IIB + H T 6 (-40ºC ≤ Ta ≤ 70ºC)Gb CAUTION: cable suitable specified Ex tb IIIC IP65 T85ºC (-40ºC ≤ Ta ≤ 70ºC)Db temperature class. Maximum internal cable entry temperature rise is 15 ºC – Cabling to be suitable.
- Page 4 Switch Configurations: The Model 220 indicating / non-indicating differential Customer pressure switch is configured with one of the outputs Interface identified in the table below. OUTPUT RATINGS (Resistive Load) Type SPST SPDT SPDT DPDT Relay ELEC Spec. B,C,D,E,F, High G, H...
- Page 5 Simple Apparatus: Electrical configurations R & S in combination with Input option A, in combination with output options A, E, F,G or H are classified as “Simple Apparatus” when used in Intrinsically Safe circuits. These configurations comply with EN50020:2002 clause 5.4. In addition, per the agreement of CENELEC sub-committee SC31-3, simple apparatus do not fulfill the definition in Article 1 of Directive 94/9/EC and therefore fall outside the scope of the Directive.
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Page 6: Troubleshooting
TROUBLE SHOOTING 2. Switch doesn't function 1. Gauge does not indicate differential. A. Make sure you have supplied power (proper voltage) to the unit if you ordered the power relay unit. The A. Check for proper hook up, high to “hi” and low reed switch output units do not require power. -
Page 7: Part Numbering System
STANDARD MODEL SPECIFICATIONS 220-AC-02-0(RAA), 3000 P.S.I.G. Working Pressure, Aluminum wetted pressure containing body assembly, stainless steel/ceramic magnet internals, Buna N Seals, 4 1/2" Round Dial, 1/4" FNPT End Connections, Engineering Plastic Gauge Case with Shatter Resistant Acrylic Lens. One 3W, 0.25 AMP, 125 VAC/VDC SPDT Reed Switch with terminal strip in an Aluminum Explosion-proof switch enclosure with 1/2"... -
Page 8: Temperature Limits
- These limits are based on the entire instrument being saturated to these temperatures. System (process) temperatures may exceed these limitations with proper installation. Contact our customer service representative for details. STANDARDS: The Model 220 Series differential pressure gauges either conform to and/or are designed to the requirements of the following standards: ASME B1.20.1... - Page 9 ® Mid-West BULLETIN NO.ELEC IM220/11A Supersedes: Elec IM220/10A Instrument Model 220 Electrical: Installation and Operating Instructions Hazardous Locations Division Classified Electrical Configurations: A,B, J, & K ELECTRICAL DIVISION 1 LOCATIONS: Upon receipt of your order, please review the ratings plate to Electrical Configurations J &...
- Page 10 SPST AAE, JAE No Connection Switch Configurations: SPST AAF, JAF No Connection The Model 220 indicating / non-indicating differential SPST BAE, KAE pressure switch is configured with one of the outputs identified in the table below. SPST BAF, KAF SPST 1...
- Page 11 All switch types are field adjustable. The defined range of the adjustment is specified in Table I above. All switches come with a decal to identify adjustment direction to increase the set point. Do not use excessive force when rotating the adjustment screw as the adjustment mechanism may be damaged (See Figure 5).
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Page 12: Installation
AND LOOSENING CUSTOMER SUPPLIED PROCESS FITTINGS. 1. Gauge does not indicate differential. Model 220 Series "Filter Minder" is calibrated and tested prior A. Check for proper hook up, high to “hi” and low to shipment and is ready for immediate installation. Use of to “lo”. - Page 13 STANDARD MODEL SPECIFICATIONS 220-AC-02-0(JAA), 4000 P.S.I.G. Working Pressure, Aluminum wetted pressure containing body assembly, stainless steel/ceramic magnet internals, Buna N Seals, 4 1/2" Round Dial, 1/4" FNPT End Connections, Engineering Plastic Gauge Case with Shatter Resistant Acrylic Lens. One 3W, 0.25 AMP, 125 VAC/VDC SPDT Reed Switch with terminal strip in an Aluminum Explosion-proof switch enclosure with 1/2"...
- Page 14 ** -40 F (-40 C) TO + 160 F (+70 C) For Output Option R (Relay Output) STANDARDS: The Model 220 Series differential pressure gauges either conform to and/or are designed to the requirements of the following standards: ASME B1.20.1...
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