TREND PCW_... - Manual (Page 2)

PCW/... Installation Instructions
PCW/... Wireless Pulse Counters Installation Instructions TG200834 Issue 1/B 21/09/05 2
INSTALLATION
(continued)
Mount Unit
(1) Using cable tie to pipe
3
Connect Input
4
(2) Using stainless steel bracket accessory ACCW/FK/SS
(a) (b) (c)
use screws and rawl plugs
Red (+)
Black (-)
Volt free contact
vertical pipe
horizontal
pipe
Note that when monitoring hot water systems it is not advisable to mount the transmitter directly
on the pipe without intervening insulation.
Transistor or opto-
coupler
polarity independent
Ensure correct polarity
Red (+)
Black (-)
Note that maximum pulse rate is 10/s.
Note that for PCW/STATUS, input state duration must be longer than 5s.