19
T154 protection relays
TECSYSTEM S.r.l ®
PROGRAMMING SEQUENCE
N° KEY DISPLAY NOTES
1 PRG/SET
To begin programming press and hold PRG/SET.
PRG will flash for 7 sec. When PRG stops
flashing, default alarm setpoint will appear on
Program LED will light
2 Enter the desired Limit setpoint for Ch 1-2-3
3 PRG/SET TRIP set T° appears
4 Enter the desired Trip setpoint for Ch 1-2-3
5 PRG/SET CH4 appears on the display
6 Enter CH4 YES or NO
YES: Ch4 enabled
NO: CH4 disabled
7 PRG/SET ALARM set T° appears only if YES was chosen at step 6.
8 Enter the desired Trip setpoint for Ch 4
9 PRG/SET TRIP set T° appears only if YES was chosen at step 6.
10 Enter the desired Trip setpoint for Ch 4
11 PRG/SET “FAN” appears on display
12 Enter FAN YES or NO
YES: FAN contacts enabled
NO: FAN contacts disabled
13 PRG/SET
Status of FAN control will appear
on the display as CHF
only if YES was chosen at steps 6
and 12.
14 set up CH 1,2,3, or CH4 respective LED alight
15 PRG/SET ON appears on display
16 PRG/SET The ON T° appears
17
Enter desired setpoint for fan to turn off only if YES was chosen at step 12.
18 PRG/SET OFF appears on display
19 PRG/SET The OFF T° appears
20 Enter the desired temperature for fan to turn on only if YES was chosen at step 12.
21 PRG/SET
Status of FAN control TEST will appear
on the display as h00
22 set up the number of hours
only if at step 12 you chose YES
h00 = function disabled
23 PRG/SET Fcd appears on display
24 Enter Fcd YES or NO
Fcd YES = unit will indicate
damaged sensor.
Fcd NO = indicator off.
25 PRG/SET PRG appears on display
26 set up Prg YES or no
Prg NO = program cannot be
changed
27
ENT
Programming is completed. The unit will perform the light test.
28 PRG/SET Press ENT to return to normal operating mode.
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