PLATINUM
TM
Series User’s Guide
12
Introduction
External
Excitation
Jumper
1
2
3
4
5
6
7
8
9
10
Pin
Number
Process
Voltage
Process
Current
Thermo-
couple
2-Wire
RTD
3-Wire
RTD
4-Wire
RTD
Ther-
mistor
Remote
Setpoint
1
Rtn
**
RTD2-
RTD2+
Rtn(*)
2
Vin +/-
I+
T/C+
RTD1+ RTD1+
RTD1+
TH+
3
I-
T/C-
RTD2-
TH-
4
RTD1-
RTD1-
RTD1-
5
V/I In
*For Remote Setpoint with an RTD, Pin 1 on the Output Connector must be used for the RtN instead of Pin 1 on the
Input Connector. Remote Setpoint is not available if you are using an RTD sensor and you have an SPDT (Type 3)
Output installed.
** Requires external connection to pin 4
Table 1.2 – Interfacing Sensors to the Input Connector
Figure 1.4 – RTD Wiring Diagram
Figure 1.5 – Process Current Wiring Hookup with Internal and External Excitation
1
2
3
4
5
6
7
8
9
10
RTD (100
Ω
) 4-WIRE
RTD (100
Ω
) 3-WIRE
RTD (100
Ω
) 2-WIRE (requires pin 1
to be jumpered to pin 4)
1
2
3
4
5
6
7
8
9
10
0–24 mA
Internal
Excitation
0–24 mA
Internal
Excitation
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