8
T538 protection relays
TECSYSTEM S.r.l ®
16) PROGRAMMING:
LED PROGRAM SWITCH OFF: VISUALIZATION OF THE PROGRAM
LED PROGRAM ON: INPUT TO THE PROGRAM
N° KEY DISPLAY NOTES
1 PRG/SET
start programming appears nCH
00n
Keep pressed the push button PRG/SET for 7”
until stops to lighten to enter the program.
2
set up the number n° of the desired
channels
from CH1 to CH8
3 PRG/SET set T° of ALARM of CH1 appears
4 set up the desired limit Set 000 to disable ALARM relay
5 PRG/SET Set T° of TRIP of CH1 appears
6 set up the desired limit Set 000 to disable TRIP relay
7 PRG/SET
Repeat same procedure starting
from “2”
8 PRG/SET on display Fcd appears
9 set up Fcd YES or NO
Fcd YES= control of damaged Pt100 con-
nected
10 PRG/SET ONLY IF opt. RS232/RS485
11
set up the Baud rate (E:parity
Even, n:parity None)
Baud rate: E1.2 - E2.4 - E9.6 - E19.2
n1.2 - n2.4 - n9.6 - n19.2
12 PRG/SET ONLY IF OPZ. RS485
13 set up address for opt. RS485 from 0 to 32 max
14 PRG/SET on display appears Prg
15 set up Prg YES or no Prg NO= the programming is blocked
16 PRG/SET
set up the function of the ALARM
relay
17 function for ALARM Fail Safe YES - Fail Safe NO
18 PRG/SET set up the function of the TRIP relay
19 function for TRIP Fail Safe YES - Fail Safe NO
20 PRG/SET on display appears HLd
21 set up HLd YES or no with HLd YES function HOLD established
22 PRG/SET
The message 4.20 appears on
display (only with option 4.20 mA)
23 1-8,HOT Select the channel for 4.20 mA output
24 PRG/SET out of the programming lamp test
25
ENT/
RESET
return to step 1
In case exist the option AUX.1 relay, It have to be set the values of FAN OFF and FAN ON, accord-
ing to the programming procedure, starting from point 2.
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