Pin connector – Vaisala HMP155 User Manual
Page 22
USER'S GUIDE____________________________________________________________________
20 _______________________________________________________________ M210912EN-C
8-Pin Connector
Both the passive and active versions of HMP155 come with an 8-pin
M12 male connector on the bottom of the probe.
0507-044
Figure 7
Wiring of HMP155 8-Pin Connector
The pins of the connector for HMP155 passive output version in Figure 7
are (open end wire colors in brackets):
1 = PT100
(white)
2 = RH
OUT
0…1 V (brown)/RS-485-B
3 = PT100
(green)
4 = PT100
(yellow)
5 = PT100
(grey)
6 = A
GND
(pink)/RS-485-A
7 = V
CC
(blue)
8 = GND
(red)
- = SHIELD
(black)
The pins of the connector for HMP155 active output version in Figure 7
are (open end wire colors in brackets):
1 = V
OUT
1 (white)
2 = RS-485-B
(brown)
3 = A
GND
(green)
4 = V
OUT
2 (yellow)
5 = -
6 = RS-485-A
(pink)
7 = V
CC
(blue)
8 = GND
(red)
- = SHIELD
(black)
The last entry in the list of pins, SHIELD, is not a pin but one of the
conductors in the connection cable. The SHIELD wire color is black.