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Power wiring, Digital – Siemens BACnet ATEC 125-5050 User Manual

Page 11

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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.