User's Manual

Operation: CP1SR Version
74 CENTRON® OpenWay™ Meter Technical Reference Guide
Figure 21: Pulse Detector
Annunciators
Watthour Annunciators
The CP1SR meters are equipped with three annunciators which show the direction of energy
flow. The squares will scroll left to right for positive (line to load) energy flow, and right to
left for negative energy flow. Each change in state of the watt disk emulator is equivalent to
1 x Kh.
Draft