E70 Series Instruction Manual
Appendix 6.5 System Alarms (Z)
IV - 95
Z55 RIO communication stop
Details
An error occurs in the communication between the control unit and remote I/O unit.
Disconnection of a cable
Fault in remote I/O unit
Fault of power supply to remote I/O unit
The alarm and the I/O unit No. is displayed when an error occurs in the communication between the
control unit and remote I/O unit.
The remote I/O unit No. is displayed in eight digits. Two digits (in hexadecimal) are used for each
board and part system.
[Display format of remote I/O unit No. ]
Z55 RIO communication stop __ __ __ __ __ __ __ __
(a) (b) (c) (d)(e) (f) (g) (h)
(a)(b): Remote I/O 2nd part system communication interrupted station
(c)(d): Remote I/O 1st part system communication interrupted station
(e)(f): Remote I/O 3rd part system communication interrupted station
(g)(h): Board connection remote I/O communication interrupted station
(a)(b) indicates the following station in hexadecimal.
bit0: RIO (0th station)
bit1: RIO (first station)
bit2: RIO (second station)
bit3: RIO (third station)
bit4: RIO (fourth station)
bit5: RIO (fifth station)
bit6: RIO (sixth station)
bit7: RIO (seventh station)
This also applies for the remote I/O 1st part system communication interrupted station, remote I/O 3rd
part system communication interrupted station and board connection remote I/O communication
interrupted station.
Remedy
- Check and replace the cables.
- Replace the remote I/O unit.
- Check the power supply (existence of supply and voltage).
Z57 System warning
Details
Program memory capacity has been set over the value that can be formatted.
An expansion device/expansion cassette has not mounted after formatting.
The mounted expansion device/expansion cassette is different from the one that was mounted at
formatting.
Remedy
Check the followings.
- Program memory capacity
- Mounting of an expansion device/expansion cassette
- APLC release option
Z58 ROM write not completed
Details
A machine tool builder macro program has not been written to FROM after being registered/ edited/
copied/ condensed/ merged/ the number changed/ deleted.
Remedy
- Write the machine tool builder macro program to FROM.
The program does not need to be written to FROM unless the editing operations and so on need to be
valid after the NC power OFF.
Z59 Acc/dec time cnst too large
Details
Acceleration and deceleration time constants are too large.
(This alarm is output at the same time as "T02 0206".)
Remedy
- Set the larger value for "#1206 G1bF(Maximum speed)".
- Set the smaller value for "#1207 G1btL(Time constant)".
- Set the lower feedrate.
Содержание E70 Series
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