Gill Instruments WindObserver II - Connecting to a PCI Unit with RS422 Input; Indoor Power and Communications Interface (Part 1189-PK-021); PCI Electrical Power Requirements

Gill Instruments Ltd
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WindObserver II Page 16 Issue 18
Doc. No. 1390-PS-0004 January 2009
Connecting to a PCI Unit with RS422 input
WindObserver II 9 Pair Cable PCI 15 Way D Type
Connector
Signal names Cable Pair
Colour
Pin Nos.
Signal Names
TXB(+) Pair 1 Green 2 RXB(+)
TXA(–) Pair 1 Black 9 RXA(–)
RXB(+) Pair 2
White
3 TXB(+)
RXA(-) Pair 2 Black 10 TXA(-)
Digital 0v Pair 4
Blue
4
Signal Ground
POWER V+ Pair 3
Red
5 POWER V+
POWER 0V Pair 3 Black 11 POWER 0V
Indoor Power and Communications Interface (Part 1189-PK-021)
Environmental
The desktop PCI is intended for use in a protected environment and provides interfacing to
a single anemometer. The PCI is not intended for outdoor use.
PCI Electrical Power Requirements
1) 100Vac – 120Vac, 10VA for the 115V switch position
2) 200 Vac – 250Vac, 10VA for the 230V switch position
3) 9-30Vdc, 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
500mA (T) ANEM