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3. Display and controls
1
LED relay state (yellow)
OFF
Illuminated
2
LED sensors (yellow)
Illuminated
flashes,
8
All illuminated
3
Digital display 3 digits (red)
Display of sensor value
Display of error codes e.g.
4
Hindmost decimal point (red)
OFF
Illuminated
flashes
5
LED error (red)
OFF
Illuminated with
,
Er8
Er8
Er8
Er8
or
8
8
6
Button Up / Down (display mode, normal operation)
Press briefly
Press for > 2s
7
Button Set / Reset (display mode, normal operation)
Press briefly
Press for > 2s
Press for > 10s
8
LED RS485 Interface (yellow)
Rx flashes briefly
Tx flashes briefly
Edited (Date / Name): 16.07.09 Ba/Su
Page 4 von 20
ZIEHL industrie-elektronik GmbH + Co KG, Daimlerstr.13, D-74523 Schwäbisch Hall, Tel.: +49 791 504-0, Fax: -56, e-mail: info@ziehl.de
The relay is released
The relay is picked up
Displays the sensor value belonging to the LED in the
digital display
Er1
Er1
Er1
Er1
or
E E E E r2
r2
r2
r2
Sensor error in the corresponding sensor circuit
8
8
8
Displays the value of the warmest sensor in the digital
display
Er9
Er9
Er9
Er9
8
Display mode
Menu mode
Parameter mode
Er1
Er1
,
E E E E r2
r2
Er1
Er1
r2
r2
8
8
8
8
Er
Er9 9 9 9
Er
Er
8
8
Change into the menu mode (see Operating instructions
Point 8.4)
Displays the stored MAX value (Up) / MIN value(Down) –
press also button Set for ≥ 2s to erase the stored value
Displays the value of next sensor (sensor LED illuminates)
Reset, back to display mode
Displays the software version (e.g. 000
Unit is receiving data via the RS485 interface
Unit is transmitting data via the RS485 interface
8
normal operation
Sensor error, malfunction, invalid parameter
000)
000
000
Drawing No.: 12320-0702-01
Name: TR 1200
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