Siemens 125-1957 Owner's Manual - Page 12

Browse online or download pdf Owner's Manual for Controller Siemens 125-1957. Siemens 125-1957 48 pages. Apogee unit vent controller ⎯ 0 to 10v output

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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