Gill Instruments Ltd
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WindObserver 65
Page 17
Issue 4
Doc. No. 1390-PS-0039
June 2016
6.6.
Indoor Power and Communications Interface (Part 1189-PK-021)
The desktop PCI is intended for use in a protected environment and provides interfacing
and power to a single anemometer (Note a separate supply is required for heating).
The PCI is not intended for outdoor use.
Note a mains connector lead only is supplied with the PCI Box.
Connecting to a PCI Unit with RS422 input
WindObserver 65
PCI Box
Signal
Names
19 Way
Connector
Cable Gland
15 Way D Type
Connector
Pin No.
Pair No
Colour
Pin No. Signal
Name
TXB (+)
P
1
Green
2
RXB (+)
TXA (-)
C
1
Black
9
RXA (-)
RXB (+)
U
2
White
3
TXB (+)
RXA (-)
V
2
Black
10
TXA (-)
Digital 0v
M
4
Blue
4
Signal
Ground
R
3
Red
5
Power V+
Sensor -
D
3
Black
11
Power 0v
To Connect the PCI RS232 Output (9 Pin D Type connector) to a PC RS232 9 way port to
communicate with the sensor connect as follows:-.
PCI RS232 Output
PC RS232 Input
Pin 2
Pin 2
Pin 3
Pin 3
Pin 5 Gnd
Pin 5 Gnd
Environmental
PCI Electrical Power Requirements
1)
100Vac – 120Vac, 10VA for the 115V switch position
2)
200 Vac – 250Vac, 10VA for the 230V switch position
3)
20-30Vdc, 120mA max (anemometer)
8-15Vdc, 50mA max (interface)
3 Fuses protect the unit:
1.
Externally accessible
315mA (T) for 115/230v operation
2.
Internally accessible
500mA (T) AUX
3.
Internally accessible
500mA (T) ANEM
