384 – AL Wiring TOP 4
ZKP-Number: 2.8006.641
Line disruption on digital input 4
Yellow alarm – warning
Cause
Corrective action
Short circuit or wire break on
transistor output 4, plant side
(TOP 4).
u
Check wiring to plant.
390 – AL MCR Exceeded
ZKP-Number: 1.1085.009
Speed limiter/MCR function: The maximum continuous rate was exceeded
Yellow alarm – engine power limited to permissible continuous power
Cause
Corrective action
DBR/MCR function: MCR
(maximum continuous rate) was
exceeded.
u
If the alarm remains, contact Service.
400 – AL Open Load Digital Input 1
ZKP-Number: 2.8006.625
Line disruption on digital input 1
Yellow alarm – warning
Cause
Corrective action
Wiring faulty or no resistance
over switch.
1. Check wiring (→ Page 189).
2. Check target device input.
3. Contact Service.
401 – AL Open Load Digital Input 2
ZKP-Number: 2.8006.626
Line disruption on digital input 2
Yellow alarm – warning
Cause
Corrective action
Wiring faulty or no resistance
over switch.
1. Check wiring (→ Page 189).
2. Check target device input.
3. Contact Service.
70 | Troubleshooting | MS150112/01E 2014-10
TIM-ID: 0000029153 - 005
