Roger Technology B70/1DC - Page 50

EN
82
17 Alarms and faults
PROBLEM ALARM POSSIBLE CAUSE ACTION
The gate does not
open or close.
POWER LED off No power. Check power cable.
POWER LED off Fuses blown. Replace fuses. Always disconnect from mains power
before removing fuses.
2) 6W
Input mains power voltage fault.
Control initialisation failed.
Disconnect from mains power, wait 10 seconds then
reconnect to the mains and switch on. If the prob-
lem persists, contact your local authorized dealer for
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Pressing the TEST button it is possible to hide the
alarm temporarily and consult the control unit’s pa-
rameters.
3U 2W
Overcurrent detected in inverter. Press the TEST button twice or perform 3 command
requests in succession.
G$ W$
Travel data acquisition error. Check that open and closed limit switches are posi-
tioned correctly.
Press TEST and check if any safety devices are in
alarm state.
Repeat acquisition procedure.
Calibration procedure failed. Allow the indicated calibration times to elapse during
self-acquisition.
Check that 3+$6NXXMT\SܫFXMNSLTSYMJINXUQF^GJKT-
re closing the release lock cover.
Repeat acquisition procedure.
Motor not connected. Check the motor cable.
IH
Both limit switches activated. Check connections of limit switches or check for for-
eign objects in limit switch blocks.
Example:
 HH
 HH
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(QH
Encoder not connected. Check connection to encoder.
Replacing the encoder is recommended if the problem
persists.
HQ(
Severe encoder malfunction. Press TEST button. If the error code is displayed again,
switch off the controller unit, wait 5 seconds and
switch on again. Replace the encoder if the problem
persists.
(QH
(EnE5)
Encoder malfunction. Press TEST button. Replace the encoder if the problem
persists.
.SXZKܪHNJSYUT\JWXZUUQ^ If the unit contains dirt, moisture, insects or other for-
eign matter, disconnect from mains power and clean
the board and the encoder. Replace the encoder if the
problem persists.
Batteries functioning 9MJGFYYJWNJXFWJFQRTXYܫFY
(Q(
Encoder calculation error. Repeat acquisition procedure.
WH S
Inverter thermal overload circuit
breaker tripped.
Function is restored automatically within 2 min.
6(Q6
Motor power control anomaly
detected
If the problem persists, replace the control unit.
EW/2
(btLO)
Flat batteries. Wait for mains power to be restored.
6WRS
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Release device open.
Close the release handle and turn the key to the close
position. Check that the release contact is connected
correctly.
QR 3+
Motor control anomaly detected Repeat the acquisition procedure. If the problem per-
sists, replace the control unit.