Specifications

2. DETAILS OF PARAMETER SETTING
IMR01H03-E4
27
2.8 F41 Alarm 1 Function
F42 Alarm 2 Function
F43 Alarm 3 Function
(1) Alarm type selection (AS1, AS2, AS3)
Details of setting Factory set value
0000 Alarm not provided
1
Factory set value
0001 SV high alarm varies depending
0002 SV low alarm on the instrument
0003 Process high alarm specification.
0004 Process low alarm
0005 Deviation high alarm
0006 Deviation low alarm
0007 Deviation high/low alarm
0008 Band alarm
0009 Control loop break alarm
2
0010 Heater break alarm
3, 4
1
When instrument specification is failure alarm, set 0000.
2
When control action type is heat/cool control, do not select.
3
When control output is current output, do not select.
4
When the contact input or the communication function is selected as instrument specifications of
MA901, the heater break alarm can’t be added.
See 2.1 Attention Items in Setting (P. 12).
(2) Alarm hold action selection (AHo1, AHo2, AHo3)
Details of setting Factory set value
0000 Without alarm hold action
0001 Effective when the power is turned on, or operation is changed
from STOP to RUN.
0002 Valid when:
• the power is turned on,
• operation is changed from STOP to RUN,
• the SV is changed, or
• the memory area (control area) is changed.
Without alarm hold
action: 0000
With alarm hold
action: 0002
The alarm hold action function can not be added to the FAIL alarm, SV alarm, control loop
break alarm and heater break alarm.