DKS PD96, User Manual

Page: 23 / 57

User manual for meter with U/I input PD96
23
6.3.1. One threshold mode
Figure 6.6 presents the principle of relay outputs operation for one threshold mode,
and an example values of other parameters.
Description:
A, B, C, D points where measured signal exceeds border values (expected
value ± allowed deviation)
B
ON
, B
OFF
, D
ON
, D
OFF
relays state changes moments: (for
“t on”
> 0,
“toFF”
> 0)
t
A
, t
B
, t
C
, t
0
time periods while input signal is in zone A or zone B
Figure 6.6. Principle of LED/relay output operation for one threshold mode