The Interface Solution Experts
9
SPA
Site-Programmable RTD &
Thermocouple Limit Alarm Trips
Figure 4. Setting the Internal DIP Switches for Current Source/Sink or Voltage (AO-equipped SPAs only)
Figure 3. Setting the Internal DIP Switches for Failsafe or Non-Failsafe Alarm Function
NO1
CM1
NC1
NO2
CM2
NC2
GND
RELAY 1 RELAY 2
POWER
AC OR DC
SLIDING PANEL
SPA UNDERSIDE
SET CURRENT SOURCE/SINK
OR VOLTAGE
SOURCE
CURRENT
BACK
FRONT
SINK
CURRENT
VOLTAGE
FAILSAFE
=
NON-FAILSAFE
=
SET FAILSAFE/NON-FAILSAFE
1
2
3
4
EXAMPLE:
ALARMS 1 & 2 = NON-FAILSAFE
ALARMS 3 & 4 = FAILSAFE
BACK
NO1
CM1
NC1
NO2
CM2
NC2
GND
RELAY 1 RELAY 2
POWER
AC OR DC
FRONT
SPA UNDERSIDE
NOTE: THIS 4-POSITION SIP SWITCH MAY VARY IN LOCATION BASED ON THE TYPE OF SPA USED
