Product Overview
Digital
•Compressor 1
•Compressor 2 (optional); or stage 3 electric heat (optional)
•Compressor 3 (optional); or stage 2 electric heat (optional)
•Stage 1 electric heat (optional)
•Reversing valve
•Damper actuator (floating control) (optional)
•Fan
•Stage 1 cooling compressor (optional)
•Stage 2 cooling compressor (optional)
•Stage 1 heating compressor (optional)
•Stage 2 heating compressor (optional)
Application
2583
2583
2583 2583, 2584 2583 2583, 2584 2583, 2584 2584 2584 2584 2584
Power Wiring
The controller is powered by 24 Vac. Power wiring connects to terminals on the controller labeled “C” (Common) and “H” (Hot). An earth ground termination is also present. See Figure 3.
Communication Wiring
The controller connects to the field panel by means of a Field Level Network (FLN) trunk. See Figure 4.
TEC0471R2
CH EGRND WHEN THIRD TER- 
MINATION IS PRESENT
24 V COMMON 24 V HOT E GRND
3-WIRE FLN TRUNK
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| REFERENCE (EQUIPOTENTIAL) |
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| GROUNDED AT SINGLE LOCATION |
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| TYPICALLY AT FIELD PANEL |
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| REFERENCE CONNECTION ABSENT |
TWISTED PAIR | IF | |||||||||
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REFERENCE
TEC0528R1 |
| WIRENUT |
| SHIELD | IS NOT SHIELD |
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Figure 3. Power Wiring. | Figure 4. Communication Wiring. |
Siemens Building Technologies, Inc. | 3 |
