Unitech UT-1405, Operation Manual

Page: 10 / 12

Model No. : UT-1405 PAGE : 9
4. CHANGE PASSWORD MODE
Parameter
Description Range
Default Value
000
Pas
oLd
New Password.
Scroll the digit by key, increase by key.
Values between
000
to
999
New Desired Password
Old Password.
000
Scroll the digit by key, increase by key.
Values between
000
to
999
Existing Password
As reqd.
---
000
Pas
oLd
Symptom Probable Solution
-Sensor break error
-Sensor not connected
-Replace sensor
-Check the sensor is connected correctly
Keypad no
function
-Keypads are locked
-Keypads defective
-Check Keypad continuity?
All LED’s
and display
not light
-No power to controller
-Control circuit failure
-Check power lines connection
-Check Control Supply Voltages.
-Replace keypads
OPEn
ERROR MESSAGE AND TROUBLESHOOTING
z z
REGISTER ADDRESS FOR MODBUS RTU PROTOCOL
z z
SR NO PARAMETERS ABSOLUTE AD DRESS ACCE SS TYPE
1 PRESS 40001 R EAD ONLY
2 TMP 40002 R EAD ONLY
3 PRESS SET POINT 1 40003 RE AD / WRITE
4 PRESS SET POINT 2 40004 RE AD / WRITE
5 TEM P SET POINT 1 40005 RE AD / WRITE
6 TEM P SET POINT 2 40006 RE AD / WRITE
7 PRESS ALARM 1 STATUS 40007 R EAD ONLY
8 PRESS ALARM 2 STATUS 40008 R EAD ONLY
9 TEM P ALARM 1 STATUS 40009 R EAD ONLY
10 TEM P ALARM 2 STATUS 40010 R EAD ONLY
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