REG 316*4 1MRB520049-Uen / Rev. F ABB Switzerland Ltd
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3.6.6. Counter (Counter)
A. Application
General counters, e.g. for
· counting the output impulses of the field failure or reverse
power protection functions
· prolongation of short input signals.
B. Features
· Input channel and blocking input can be set by
· Binary input signals
· Output signal from a protection function
· Provision for inverting signals applied to the inputs.
C. Inputs and outputs
I. C.t./v.t. inputs
· None
II. Binary inputs
· Input signal
· Blocking
III. Binary outputs
· Start
· Trip
IV. Measurements
· Count reached.