Hardware Inputs; Apogee Unit Vent Controller - Siemens 125-1957 Owner's Manual

APOGEE Unit Vent Controller

COVER
DO 1 DO 2 DO 3 DO 4 DO 5 DO 6
24 V-AC
NO C NO C NO C NO C NO C NO C
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
C H
C H
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
POWER
TRUNK
TERMINATIONS

Hardware Inputs

Analog
•
Averaging air temperature sensor
•
Room temperature sensor
•
Room temperature setpoint dial (optional)
Digital
•
Low Temperature Detection Thermostat (LTDT)
•
Night mode override (optional)
•
Wall switch (optional)
2
⎯
0 to 10V Output Owner's Manual
DO 7 DO 8 DI 3 DI 2
NO C NO C AI 3
DO LEDS
INPUT / OUTPUT TERMINATIONS
Figure 1. Unit Vent Controller - 0 to 10V Output.
LAN
DI 4 AO 1 AO 2 AO 3
TRUNK
+ - + - + -
+
TX RX
+
LAN
TRUNK
TRANSMIT LED
TERMINATIONS
RECEIVE LED
Siemens Building Technologies, Inc.
CONTROLLER
BOARD
MOUNTING
HOLE
(2)
MOUNTING
- S
BST RTS
RAIL
-
S
ROOM TEMPERATURE
SENSOR / MMI PORT
BST LED