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Left Hand Control Panel
Table 15 - UCP Control Wiring less than 30 Vac
Standard
Low Voltage Circuits
(less than 30VAC)
External Auto Stop Input
Emergency Stop Input
Circuit 1 External Lockout
Circuit 2 External Lockout
Optional
Low Voltage Circuits
External Base Loading Enable Input
External Hot Water Control Enable Input
External Ice Machine Control Enable Input 1A19-J2-1 to 2
% RLA Compressor 1 Output
(Circuit 1 Left Panel 1A15 )
External Condenser Pressure Output
(Circuit 1 Left Panel 1A15 )
External Current Limit Setpoint Input
External Chilled Water Setpoint
External Base Load Setpoint Signal
Generic Refrigerant Monitor input
Outdoor Air Temperature sensor
Tracer Comm 4 Interface 1A14
[note Comm 4 requires two modules;
one is mounted in each panel]
Tracer Comm 5 Interface
[future, one Comm 5 module;
left panel only]
Right Hand Control Panel
Optional
Low Voltage Circuits [right panel]
% RLA Compressor 2 Output
(Circuit 2 Right Panel 1A15 )
External Condenser Pressure Output
(Circuit 2 Right Panel 1A15 )
Tracer Comm 4 Interface 1A14
[note Comm 4 requires two modules;
one is mounted in each panel]
CDHF-SVN01B-EN
Electrical
Information
Unit Control
Panel Terminations
1A13-J2-1 to 2
1A13-J2-3 to 4
1A25-J2-1 to 2
1A25-J2-3 to 4
1A18-J2-1 to 2
1A18-J2-3 to 4
1A15-J2-1 to 3 Left Panel
1A15-J2-4 to 6 Left Panel
1A16-J2-2 to 3
1A16-J2-5 to 6
1A17-J2-2 to 3
1A17-J2-5 to 6
IPC bus Connection
and sensor
1A14-J2-1(+) to 2(-)
1A14-J2-3(+) to 4(-)
Left Panel
1A14-J2-1(+) to 2(-)
1A14-J2-3(+) to 4(-)
Left Panel only
1A15-J2-1 to 3
Right Panel
1A15-J2-4 to 6 Right Panel
1A14-J2-1(+) to 2(-)
1A14-J2-3(+) to 4(-)
Right Panel
Control Circuit
Wiring
Input or
Output Type
Binary Input
Closure required for
normal operation
Binary Input
Closure required for
normal operation
Binary Input
Closure required for
circuit lockout.
Binary Input
Closure required for
circuit lockout.
Binary Input
Normally Open
Binary Input
Normally Open
Binary Input
Normally Open
Analog Output
2-10 vdc
Analog Output
2-10 vdc
Analog Input
2-10 vdc, or 4-20 mA
Analog Input
2-10 vdc, or 4-20 mA
Analog Input
2-10 vdc, or 4-20 mA
Analog Input
2-10 vdc, or 4-20 mA
Communication
and sensor.
Communication
to Tracer
Communication
to Tracer
Analog Output
2-10 vdc
Analog Output
2-10 vdc
Communication
to Tracer
55
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