|
Digital
frequency
display
and
fault
detection |
|
Crystal
oscillator
and
digital
IC
for
high
precision,
frequency
resolution
under
0.1Hz |
|
Over
frequency
(50Hz~99Hz)
and
under
frequency
(10Hz~60Hz)
detection |
|
Over
frequency
detection
0.1S~10S
adjustable
trippingdelay |
|
Customized
specification
available |
|
Under
frequency
detection
0.1S~10S
adjustable
trippingdelay |
|
Manual/
Auto
Reset
selectable
-
1S
to
10S
auto
reset
tripping
delay |
|
Over
or
under
frequency
detection
bypass
possible |