Filter
Top Products
Chapter 4 - Signals and Troubleshooting
IV A 4 - 20 DCS 500B / DCP 500B Operating Instructions
Para-
meter
Code
/
bit
Text on LCD of con-
trol panel CDP 31x
Definition / explication of the signal
Remark
12
(FIELD2_CURR_MIN_L)
1 = motor 2 field current above min level
11204
-- ----
TC_STATUS:
Status of the torque control sequencing
00
(RDY ON)
1 = ready for closing contractor
01
(MAIN CONT ON)
1 = command to close contractor
02
(RDY RUNNING)
1 = ready for run command
03
(RUNNING)
1 = command to release controllers
04
(TC_RDY_REF)
1 = ready for reference
05
(TC_FIELD_CHANGE)
1 = field reversal is active
06
(CONTINUOUS_CURR)
1 = armature current is discontinuous
11205
-- ----
BC:
Status of the current regulator. If the value of BC is
zero, everything is OK. Otherwise different bits of
BC will indicate the reason for blocking the current
regulator
00
--------
Overcurrent
01
--------
Freewheeling unit was fired
02
--------
field reversal
03
--------
supply system undervoltage
04
--------
12Puls only: fault 65 and 66 occurred
05
--------
12Puls only: signal via cable X18
06
--------
supply system overvoltage
07
--------
type code error
08
--------
suppression of controller at regulator change-over
09
--------
processor overload
10
--------
thyristor diagnostic running
11
-------- --------
12
--------
primary (AC) or secondary (48Vdc) power failure
13
--------
synchronization signal missing
14
--------
pulse firing section not in synchronism
15
--------
not released
3ADW000055R0401_DCS500B_Operating Instruction_e_d