IST
Page 8
The Interface Solution Experts
Figure 6. Installing the IST with the TX option
Figure 5. Installing the IST
+IN -IN +OUT-OUT AC ACC GND
ZERO
SPAN
IST
ISOLATING SIGNAL
TRANSMITTER
For DC powered units, substitute:
DC DCC GND
NON-ISOLATED
TRANSMITTER
POWER
SOURCE
117, 230, OR
240 VAC
OR
24VDC
2-WIRE RECEIVER
ISOLATED 4-20mA
OR 10-50 mA
SIGNAL
–
+
+ –
For DC powered units, substitute:
DC DCC GND
NON-ISOLATED
2-WIRE
TRANSMITTER
POWER
SOURCE
117, 230, OR
240 VAC
OR
24VDC
2-WIRE
RECEIVER
ISOLATED
4-20mA OR
10-50 mA
SIGNAL
+IN -IN TX+OUT-OUT AC ACCGND
ZERO
SPAN
IST
ISOLATING SIGNAL
TRANSMITTER
+
–
+ –