![background image](http://html2.mh-extra.com/html/omega/dp41-b-series/dp41-b-series_user-manual_4055227047.webp)
37
7.5.1 COLD JUNCTION COMPENSATION BOARD WIRING
Figure 7-21
shows the wiring hookup for thermocouples. Use the following table to determine which
colored wired get connected to the positive and negative terminals.
Note: Positive (+) and Negative (-) wiring designations are molded into the plastic cover.
Figure 7-21. Directly-Connected Thermocouple
7.5.2 THERMOCOUPLE WIRE COLORS
Table 7-1. Thermocouple Wire Colors
USA
T/C
WIRE COLORS
TYPE
+ LEAD
_ LEAD
J
White
Red
K
Yellow
Red
T
Blue
Red
E
Purple
Red
N
Orange
Red
R
Black
Red
S
Black
Red
B
Gray
Red
DIN J
Red
Blue
METER
+E
+S
–S
–E
+R
–R
P9
P3
1
2
3
1
2
3
+
–
J1
J2
T/C COLD
JUNCTION
COMPENSATION
BOARD
TC
Signal and Power Input Connections
7