Digital; Power Wiring - Siemens BACNET 125-5037 Owner's Manual

Digital

•
Autozero Module (AZM) (optional)
•
Damper Actuator
•
Fan
•
First valve actuator (required)
•
Second valve actuator (optional) or AZM (optional)
•
Stage 1 electric reheat; or, 2-position heating valve
•
Stage 1 electric reheat
•
Stage 2 electric reheat (optional)
•
Stage 3 electric reheat (optional)
•
Valve actuator

Power Wiring

The controller is powered by 24 Vac. Power wiring connects to the two screw
terminals on the controller labeled "C" (Common) and "H" (Hot) on the terminal block
labeled "24 VAC". No earth ground connection is required (Figure 2).
Siemens Building Technologies, Inc.
Siemens BACnet VAV Actuator Owner's Manual
24VAC Line
24V
24VAC Neutral
Earth
Figure 2. Power Wiring.
Application
2560, 2561, 2562, 2563
All
2565, 2566, 2567
2563
2563
2562
2564, 2566
2562, 2564, 2566
2562, 2564, 2566
2565, 2567
Dependent On
Local Codes
Required If Primary
Is Over 150 VAC
Neutral Bond Wire
3