Features; Specifications - Macurco RD-12 Instructions D'utilisation

Features

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ETL Listed to UL 61010-1 and CAN/CSA C22.2 No 61010-1
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Low level meter capable of displaying from 0-1,000 ppm refrigerant gas
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Selectable fan and alarm relay activation
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5 A SPDT fan relay controls starters of exhaust fans
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0.5 A N.O. or N.C. alarm relay connects to warning devices or control panels
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4-20 mA Current Loop
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RD-12 mounts on a standard 4x4 electrical box and becomes cover for the box
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Supervised system: any internal detector problem will cause the fan & alarm relay to activate
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Calibration verification test kit is available. One screw allows access for calibration or gas test

Specifications

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Power: 100-240VAC (50 TO 60 HZ)
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Current: 1.0 A MAX
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Shipping Weight: 1 pound (0.45 kg)
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Size: 4 1/2 x 4 x 2 1/8 in. (11.4 X 10.2 X 5.4 cm)
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Color: Dark gray
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Connections: plugs/terminals
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Mounting box: (not included) 4x4 electric
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Fan relay: 5 A, 240 VAC, pilot duty, SPDT, latching or non-latching
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Fan relay actuation: selectable at diS (disable), 100 (default), 150, 200, 250, 300, 350ppm
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Fan Delay Settings of 0, 1, 3 (default), 5 and 10 minutes
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Fan Relay Minimum Runtime settings are 0 (default), 3, 5, 10 or 15 minutes
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Fan relay latching or not latching (default) selectable
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Alarm relay: 0.5A 120 V, 60 VA
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Alarm relay actuation: selectable N.O. (default) or N.C.
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Alarm relay settings: diS, 100, 150, 200, 250, 300 (default), 350, 400, 450, 500, 550 or 600ppm
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Current Loop: 4-20 mA for 0-1,000 ppm refrigerant gas, selectable to off or on (default)
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Buzzer: 85 dBA at 10cm settable to on (default) or off
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Digital display: 3 digit LED selectable to on (default) or off
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Operating environ: 0°F to 125°F (-18C to 52C).10 to 90% RH non-condensing
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Operating altitude: Up to 5,000m (16,404ft)
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