Pressure Fitting; Electrical Installation; Voltage Output Units - Setra Systems 225 Installation Manual

2.3 PRESSURE FITTING

Mounting: Model 225 can be installed with a male or female #4 Face Seal Fitting, 1/4" NPT male or female
fitting, or a 1/4" tube stub.
When installed units with Face Seal Fittings:
1. Alight piping systems to transducer connections
2. Hand tighten nuts
3. Torque nuts by placing wrenches on nuts only (or on nut and wrench flats of transducer body for
units fixed male face seals)
Never hold the unit by the electronic housing during installation.
Do not over tighten. See technical documents from fitting manufacturer for addition instructions.

3.0 ELECTRICAL INSTALLATION

3.1 VOLTAGE OUTPUT UNITS

The Model 225 voltage output transducer is supplied with a multi-conductor cable or various style connec-
tors. See Diagram1 & 2 for proper connections.
CONNECTION
+EXCITATION:
+OUTPUT:
-OUTPUT:
-EXCITATION:
CASE GND:
EXCITATION: 10-30 VDC for 0.2 to 5.2 VDC and 0 to 5 VDC & 13-30 VDC for 0.2 to 10.2 VDC and 0 to 10 VDC
NOTE: "-EXCITATION" and "-OUTPUT" are connected together internally.
CONNECTION TABLE FOR VOLTAGE OUTPUT TRANSDUCERS
CABLE WIRE
RED
GREEN
WHITE
BLACK
SHIELDING
DIAGRAM 2: TRANSDUCER PIN OUT
BAYONET PIN
A
B
C
D
SHELL
DIAGRAM 1
4 PIN M12 15 PIN DSUB
1
4
2
3
7
2
5
12
3