Power wiring, Digital – Siemens BACnet ATEC 125-5050 User Manual
Page 11
Chapter 1 – Product Overview
11
Siemens Industry, Inc.
BACnet ATEC Owner's Manaul
125-5050, Rev. AA
4/20/2010
Digital
Application
Damper Actuator
All
Fan
2865, 2866, 2867
First valve actuator (required)
2863
Stage 1 electric reheat; or, 2-position heating valve
2862
Stage 1 electric reheat
2864, 2866
Stage 2 electric reheat (optional)
2862, 2864, 2866
Stage 3 electric reheat (optional)
2862
Valve actuator
2865, 2867
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. See the following figure.