SPYDER MODEL 7 VAV CONTROLLER INSTALLATION INSTRUCTIONS
31-00475-01
20
SSR (DO) Wiring Examples
Fig. 19 SSR (DO) Wiring Examples
NOTE:
• SR IN (terminal 5, SSR power input) is connected to AC OUT (terminal 4, 24 VAC~ output) by a jumper wire
provided by the factory.
• Remove the jumper if you want to power field devices with their own 24 VAC/ VDC transformer or 20 VDC.
• All terminals are protected against short circuit and 24 VAC.
20 VDC Auxiliary Wiring Examples
Fig. 20 20 VDC Auxiliary Wiring
7
8
9
10
11
12
13
4
5
SR1
C
SR2
SR3
C
SR4
SR5
C
AC OUT
SR IN
SR1 - SR5 Solid State Relay (SSR)
6
UL Listed Class 2
Transformer
Field
Devices
100 VA
120 /
240 VAC
3
2
1
~
V0
AC OUT
5
4
SR IN
8
7
6
Spyder Model 7
COM
24 VAC
Earth
Ground
1
1
WHEN CONNECTING POWER TO THE SPYDER MODEL 7 CONTROLLERS,
CONNECT THE COM LEG OF THE VAC SECONDARY CIRCUIT TO A KNOWN EARTH GROUND.
SR1
C
SR2
M
M
UL Listed Class 2
Transformer
Field
Devices
100 VA
120 /
240 VAC
3
2
1
~
V0
AC OUT
5
4
SR IN
8
7
6
Spyder Model 7
COM
24 VAC
Earth
Ground
1
SR1
C
SR2
M
M
Field Device
Transformer
120 /
240 VAC
SSR Wiring with one Transformer and Factory Jumper
SSR Wiring with Separate Transformer without Jumper Installed
20 VDC Auxiliary
Power Output
31
30
20V DC OUT
C
29
28
IO7
C
S
31
30
20V DC OUT
C
