Omron E5AC, Communications Manual

Page: 131 / 224

6 - 17
6 Programless Communications
E5@C Digital Temperature Controllers Communications Manual (H175)
6-2 E5

C Set
u
p
6
6-
2-11 Co
mmunications Monito
r Parame
ter
PLC, an error will occur in the PLC. (An error code will be set in the Response Flag in PLC memory.) If
you cycle the power supply to the E5
@
C or move to the initial setting level and then go back to the oper-
ation level, the Communications Writing parameter will automatically change to ON.
This parameter displays the communications cycle time of the E5
@
C. If communications with the PLC
are not possible,
c.err
is displayed and then the cycle time is displayed again when communications
are restored.
Adjustment Level
Display condition: The Protocol Setting parameter must be set to
fins
,
mcp4
, or
fxp4
.
Note: If this parameter is monitored in PLC memory, the cycle time is given as 0 to FFFF hex (0 to 65,535
decimal). An error is indicated by FFFF hex.
6-2-11 Communications Monitor Parameter
Parameter name
Displayed
characters
Monitor range* Default
Communications
Monitor
plcm
Normal operation: 0 to 9999 ms. If 9,999 ms is exceeded,
]]]]
is displayed.
Error:
c.err
---
Cycle time of E5CC with communications unit number 0
PLC
25
0
C
E5CC
No.1
25
0
C
E5CC
No.0
25
0
C
E5CC
No.2
25
0
C
Order of
communications
25
0
C
E5CC
No.0
25
0
C