Alarm Functions; General Description; Alarm Card Connections; Alarm Settings By Front Panel Keys - Nokeval 2026 Manual

Alarm functions

General description

Panelmeter default relay card is REL2. In comissioning
you have to ensure the hardware setup before
programming. You can find description of alarm card
and its place on meter plate (def slot C).
When basic selections are done in program
stage, normal use by front panel keys is very
simple.
Alarm cards:
REL 2 = two relays with changeable contacts
(grey connector colour).
Grey connectors are designed for mains voltage 230
VAC, 2A and green connectors for 36 VDC, 100 mA.
Removing electronics from case:
Press meter gently behind front
plate and draw front frame
upwards at upper edge.
Input card
Slot A
Optional cards in configuration menu are named as Slot C or B

Alarm card connections

I/O card Relay card REL2
6
6
5 Nc
5
4
No
4
3
3
2 Nc
2
1
No
1
Slot B

Alarm settings by front panel keys

Relay indication lights A1...A4
5620.0
Checking of alarm value
Pressing once shows setpoint of alarm one (A1),
correspondingly second pressing shows setpoint of
alarm two (A2) etc. Alarm indication light blinks in
display informing that alarm level is displayed (if you
do not touch keys during 8 seconds the display
returns to normal state automatically).
Preventing of entering alarms (secret code)
If you have set secret code for alarms you must feed
it before you can change alarms (see chapter "set-
tings of secret codes" Page 14).
Changeing alarm value
First pressing of
(A1), second pressing shows setpoint of alarm two
etc. When indication light (A1..A4) blinks you can
change alarm level by pressing
change setpoint of relay in question with keys
. Accept change by -key (if you do not touch keys
during 8 seconds display returns to normal state with
automatically and save with same made changes).
Alarm mode, hysteresis and other settings are done
in configuration state.
6
A1
5
Max.
4
230 VAC,
3
2 A
2
A2
1
7 8 9
Slot C
8
*
key shows setpoint of alarm one
or -key. You can
O
nly one relay is
available, Relay A1
(default) or A2
In menu:
Line1=A1
Line2=A2
, ,