Bedienungsanleitung Carrier 48/50P030-100

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48/50A020-060, 48/50P030-100,
48/50Z030-105
CO Sensor Accessory
2
Installation Start-Up and
Service Instructions
Part No. CRCBDIOX002A00
CONTENTS The unit utilizes a 4 to 20-mA analog signal. The ComfortLink
controller uses this signal to control the economizer damper
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . 1
position and ensure adequate level of outside air in the
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
building. This i

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INSTALLATION 48/50P and 48/50Z Units — The CO sensor is to be 2 installed in the predrilled holes located in the power exhaust 48/50A Units — The CO sensor is to be installed in the 2 section. See Fig. 5-11. predrilled holes located above the auxiliary control box (see 1. Shut off unit power supply. Fig. 2). 2. Open the power exhaust section doors/panels to gain 1. Shut off unit power supply. access. 2. Open the hinged auxiliary control box access door and 3. Remove the sensor and cover from the

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7. Restore power to unit. PL18 (48/50A ONLY) CO CO2 SENSOR SENSOR 2 AND BRA AND BRACKET CKET HOLES MUST LINE-UP BRACKET (48/50A) SENSOR MOUNTING PLATE Fig. 6 — CO Bracket for 48/50P030-050 and 2 COVER SCREW 48/50Z030-050 Units Side View (Economizer with SENSOR COVER Power Exhaust) Fig. 3 — CO Sensor Assembly 2 CO2 SENSOR AND BRACKET Fig. 4 — Harness Wiring Connections Fig. 7 — CO Bracket for 48/50P030-050 and 2 48/50Z030-050 Units (Economizer Only) CO SENSOR 2 AND BRACKET CO SENSOR 2 AND BR

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START-UP After applying power, the CO sensor will enter a warm-up 2 mode. Warm-up duration will be from 1 to 10 minutes. The warm-up duration will be shorter in warmer temperatures and longer in cooler temperatures. During warm-up, the signal output will be 4 mA. Once the unit has warmed up, the voltage or current output will be set up to indicate the CO level. The 2 display will show a steady reading 1 minute later. Configuring the ComfortLink™ Controller — CO2 SENSOR The CO sensor is default