10
OM 200MICRO
Table 2, Controller Input Signals
ADI Sensor No.
Description
Range
0
S00
Leaving Evaporator Water Temperature
-40 - 263 F
(-40-128.4°C)
1
S01
Entering Evaporator Water Temperature
-40 - 263 F
(-40-128.4°C)
2
S02
Compressor Suction Temperature
-40 - 263 F
(-40-128.4°C)
3
S03
External Chilled Water Reset
(by others)
4-20mA = 0-100%
4
S04
External motor Current Reset
(by others)
4-20mA = 0-100%
5
S05
Refrigerant Leak Monitor Signal
(by others)
4-20mA = 0-100 PPM
6
S06
Evaporator Water Flow Transmitter Signal
(by others)
4-20mA = 0-65535
7
S07
Condenser Water Flow Transmitter Signal
(by others)
4-20mA = 0-65535
8
S08
Condenser Liquid Line Temperature
-40 - 263 F
(-40-128.4°C)
9
S09
Entering Condenser Water Temperature
-40 - 263 F
(-40-128.4°C)
10
S10
Leaving Condenser Water Temperature
-40 - 263 F
(-40-128.4°C)
11
S11
Percent Unit Amps
0-5V = 0-125% RLA
12
S12
Compressor Discharge Temperature
-40 - 263 F
(-40-128.4°C)
13
S13
Oil Feed Temperature
-40 - 263 F
(-40-128.4°C)
14
S14
Oil Sump Temperature
-40 - 263 F
(-40-128.4°C)
15
S15
Oil Vent Pressure
0-165 psig
(0-1137.6 kPa)
16
S16
Evaporator Refrigerant Pressure
0-165 psig
(0-1137.6 kPa)
17
S17
Condenser Refrigerant Pressure
0-165 psig
(0-1137.6 kPa)
18
S18
Oil Feed Gauge Pressure
0-165 psig
(0-1137.6 kPa)
19
S19
Transducer Power Voltage Ratio
Used for Calibration
20
S20
Outdoor Air Temperature
-40 - 263 F
(-40-128.4°C)
21
S21
Heat Recovery Entering Water Temperature
-40 - 263 F
(-40-128.4°C)
22
S22
Heat Recovery Leaving Water Temperature
-40 - 263 F
(-40-128.4°C)
23
S23
Spare
Digital Inputs
Digital inputs indicate the status of external two-position devices such as a flow switch or remote time
clock. The ADI board senses the presence or absence of 24VAC and provides a corresponding
indication to the microprocessor control board.
Table 3, Digital Inputs
No.
Description
Lo Voltage
Hi Voltage
0
Front Panel "Stop/Auto" Switch
Stop
Auto
1
Compressor High Pressure Switch
Alarm
Normal
2
Motor High Temperature (Guardistor)
Alarm
Normal
3
Vanes Closed
Open
Closed
4
Starter Transition
-
Delta
5
Starter Fault
Alarm
Normal
6
Evaporator Water Flow Switch
No Flow
Flow
7
Condenser Water Flow Switch
No Flow
Flow
8
Remote Start/Stop
Stop
Enable
9
Chiller/Templifier/Ice
Chiller
Templifier/Ice
