The Interface Solution Experts 31
SPA
2
Programmable Current/Voltage
Limit Alarm Trips
SPA
READY INPUT
TRIP 1
TRIP 2
TRIP 3 TRIP 4
SELECT
DOWN
UP
COM
2
SITE
PROGRAMMABLE
ALARM
AC OR DC
POWER
SUPPLY
GND
VOLTAGE
SOURCE
_
+
CURRENT
SOURCE
_
+
2-WIRE
TRANSMITTER
_
+
PC
TO SERIAL
(COM) PORT
OF PC
Figure 19.
SPA
2
(HLPRG) Hook-Up Diagram For PC Configuration