© 2019 Thorlabs
4 Appendix
20
4.2 Pin Assignment Output Connector
PM101R
: PM101R has a serial DE-9 connector. The Pins are assigned as follows:
Pin
Function
Description
1
N.C.
Not Connected
2
TxD
RS232: Connect to PC Terminal RxD (PC DE-9 Pin2)
3
RxD
RS232: Connect to PC Terminal TxD (PC DE-9 Pin3)
4
N.C.
Not Connected
5
GND
RS232 Signal Ground: Connect to PC Terminal Ground (PC DE-9 Pin5)
6
N.C.
Not Connected
7
N.C.
Not Connected
8
N.C.
Not Connected
9
N.C.
Not Connected
PM101
: PM101 has a universal DA-15 connector. The Pins are assigned as follows:
Pin
Function
Description
1
Power Supply Pin for Alternative Power Supply with 5 VDC to 36 VDC
2
I/O 1
General Digital Input / Output port; 3 V logic (Output), 5 V tolerant for In-
put
3
I/O 2
General Digital Input / Output port; 3 V logic (Output), 5 V tolerant for In-
put
4
AO1
Analog Output; -0.25 V to +2.5 V per Measurement Range
5
AO2
Software Configurable Analog Output; 0 V to 2.5 V
6
N.C.
Not Connected
7
TxD
RS232; Connect to PC terminal RxD (PC DE-9 Pin2)
8
RxD
RS232; Connect to PC terminal TxD (PC DE-9 Pin3)
9
GND
Power Supply Ground
10
GND
Ground
11
GND
Ground
12
GND
Ground
13
GND
Ground
14
N.C.
NTC Thermistor Input; Measurement Range 0.1 k
W
to 100 k
W
15
GND
RS232 Signal Ground; Connect to PC Terminal Ground (PC DE-9 Pin5)
