AltaPail II Bulk Melters Product Manual - 第157页
Troubleshooting 9-10 Part 1121836_03 E 11/2014 Nordson Corporation Troubleshooti ng Tables Melter N ot Fun ctioning Possible Ca use Possible Fault / T roubleshootin g Corrective Action 1. No line voltage — Connect line v…
Troubleshooting
9-9
Part 1121836_03
E 11/2014 Nordson Corporation
Table 9-5 Motor Drive Parameter Factory Settings
Code Pr. Description Setting Note
drC
UFt
Type
of
voltage/frequency
ratio
L
n SN1710 pump(s) only
SEt UFr lr Compensation/Voltage Boost 5
SEt SLP Slip compensation 35 SN1710 pump(s) only
SEt HSP High Speed 102
drC bFr Standard Motor Frequency 50
drC Uns Nominal Motor Voltage on Name Plate 230
drC FrS Nominal Motor Frequency on Name Plate 102
drC nCr Nominal Motor Current on Name Plate 2.7
drC nsP Nominal Motor Speed on Name Plate 1350
drC nrd Random Switching Frequency No
drC SFr Switching Frequency 4.0
drC tFr Maximum Output Frequency 102
1-0 tCC 2 Wire/3 Wire Control 2C
1-0 tCt Type of 2 Wire Control LEL
1-0 AOlt Configuration of Analog Output IOU
1-0 dO Analog/Logic Output OFR
1-0 r2 Relay r2 rUn
CtL Fr1 Configuration Reference 1 AI1
Troubleshooting
9-10
Part 1121836_03
E 11/2014 Nordson Corporation
Troubleshooting Tables
Melter Not Functioning
Possible Cause Possible Fault / Troubleshooting Corrective Action
1. No line voltage — Connect line voltage
2. Main power switch
not switched on
— Place main power switch in ON
position
3. Main power switch
defective
— Replace main power switch
4. Main circuit breaker
activated
— Switch on main circuit breaker
5. Main circuit breaker
activated again
Check for short circuit in melter or
accessories
—
6. 24 VDC power supply
defective
— Replace
7. Frequent melter
shutdown
Electromagnetic compatibility
disruptions
Add mains filter
One Channel (Heating Zone) Does Not Heat
Possible Cause Possible Fault / Troubleshooting Corrective Action
1. Channel is disabled /
switched off
— Enable / switch on
Troubleshooting
9-11
Part 1121836_03
E 11/2014 Nordson Corporation
Troubleshooting Pump
No Material (Pump Does not Rotate)
Possible Cause Possible Fault / Troubleshooting Corrective Action
1. Melter not yet ready
for operation (heatup
phase)
— Wait until the melter has heated up
and the green indication lamp is lit
2. Melter at present not
ready for operation
(undertemperature
during operation)
Material was refilled Wait until the melter has heated up
and the green indication lamp is lit
3. Motor not enabled — Enable motor
4. Speed (rpm) not set — Set speed (rpm)
5. Standby entered — Exit or wait until standby period has
expired
6.
Motor
overheated
Ambient temperature too high Decrease ambient temperature by
cooling or airing out
Fan cap dirty Clean
Pump blocked by foreign matter Replace pump
Pump operates too sluggish Replace pump
Material too cold Set temperature accordingly
7. Motor defective — Replace
8. Motor not supplied
with voltage
— Technical inspection
9. Motor drive fault — Switch melter off and on again with
main power switch
Motor overheated See above
Motor controller overheated Decrease ambient temperature by
cooling or airing out
Clean cooling section of motor
controller
Short circuit Check motor cable
Overload (pump blocked by foreign
matter, pump too sluggish, material
too cold)
Refer to 6.
10. Motor drive defective — Replace