Mitsubishi Electric MELSEC-Q Series - Page 520

APP - 29
APPENDICES
Table 1.9 Positioning control error (1100 to 1199) list (Continued)
Error
code
Control mode
Error cause
Error
processing
Corrective action
Positioning Fixed-pitch feed Speed Speed-position switching Speed switching Constant-speed JOG Manual pulse generator Home position return Position follow-up control OSC Speed control with fixed
p
osition sto
p
Speed-torque control
1151
• Q172DEX or encoder
hardware error.
Immediate
input stop
• Check (replace) the Q172DEX
or encoder.
• Disconnected encoder cable. • Check the encoder cable.
• A synchronous encoder set
in the system setting differs
from a synchronous encoder
actually connected.
Input from
synchronous
encoder does
not accept.
• Set a synchronous encoder
actually connected in the
system setting.
• No battery or disconnected
battery at Q172DEX. Immediate
input stop
• Replace the battery and turn
ON the Multiple CPU system
power supply a few minutes
later.
1152 • Low voltage at Q172DEX.
Operation
continues.
• Replace the battery.
1153
• No battery or disconnected
battery at Q172DEX.
• Replace the battery or check
(replace) the Q172DEX.