DL7, DL7L
25
6.2.4 IN3RTD
– three channel RTD / R input type module
Fig. 6.6 RTD sensor wiring to IN3RTD module diagram.
Terminal No
Description
1
5
9
-
-
-
I+
Current output for 4-w, 3-w, 2-w
2
6
10
-
-
-
U+
Voltage sens input for 4-w, 3-w, 2-w
3
7
11
-
-
-
U- / I+
Voltage sens input for 4-w, 2-w
Voltage sens input and current output for 3-w
4
8
12
-
-
-
I- / 2*I-
Current return for 4-w, 2-w
Double current return for 3-w
Notes:
If screened cable is used to connect temperature sensor, then screen should be
connected to functional ground or metal cabinet ground (PE). In 3-wire mode and 2-wire
mode proper terminals have to be shorted externally as shown in wiring diagram above.
6.2.5 IN6TC
– six channel mV type input module
Fig. 6.7 Thermocouple wiring to IN6TC module diagram.
