Figure 15: ZEC510-3 - Wiring diagram
Table 8: ZEC510-3 - Wiring diagram
Number Description
Name on the
Verasys user
interface
Terminal
label
Object name Signal type
1
24 V HOT power transformer
2
24 V COM power transformer
n/a
3
Optional. Supplemental heating
percent command.
SUPPLEMENTAL
HEATING OUTPUT
OUT1
SUPHTG-O 24 VAC Position Adjust
Output (Floating)
4
Optional. Supply fan command
SUPPLY FAN
COMMAND
OUT3
SF-C
24 VAC on/off,
internally sourced
5
Optional. Heating percent command
HEATING STAGE
OUTPUT
OUT4
HTG-O
0 VDC to 10 VDC
6
Optional. Heating stage command
HEATING STAGE
COMMAND
OUT5
HTG-C
24 VAC on/off,
externally sourced
7
Pressure ports. No polarity
8
Manual override
n/a
9
Optional. Supply air temperature
sensor TE-631GV-2.
SUPPLY AIR
TEMPERATURE
IN3
SA-T
Nickel 1K RTD
10
Optional. Relay: RIBU1C
11
Occupancy sensor OLS-2100-1. To red
wire occupancy switch
12
Occupancy sensor OLS-2100-1. To
neutral occupancy switch
OCCUPANCY
STATUS
IN2
OCC-S
Dry Contact, Normally
Open
Normally Closed is
configurable through
the interface
13
Optional. Discharge air temperature
sensor TE-631GV-2.
DISCHARGE AIR
TEMPERATURE
IN1
DA-T
Nickel 1K RTD
Verasys ZEC510 VAV Controllers Installation Guide
18