Bronkhorst®
Instruction Manual EL-FLOW® Prestige
9.17.084N
45
Alarm Maximum Limit
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Unsigned int
RW
0…32000
116
97/1
0x0C21/3106
Maximum limit for
Measure
to activate the maximum alarm situation (after
Alarm Delay Time
). Range 0…32000 represents 0…
100% signal.
Alarm Maximum Limit
must be greater than
Alarm Minimum Limit
.
Default value: 0.
Alarm Minimum Limit
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Unsigned int
RW
0…32000
117
97/2
0x0C22/3107
Minimum limit for
Measure
to activate the minimum alarm situation (after
Alarm Delay Time
). Range 0…32000 represents 0…
100% signal.
Alarm Minimum Limit
must be smaller than
Alarm Maximum Limit
.
Default value: 0.
Alarm Setpoint Mode
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Unsigned char
RW
0…1
120
97/5
0x0C25/3110
Specifies whether or not to change the setpoint after an alarm situation is activated.
Value
Description
0
No setpoint change (default)
1
Change setpoint to
Alarm new setpoint
Alarm New Setpoint
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Unsigned int
RW
0…32000
121
97/6
0x0C26/3111
New (safe) setpoint during an alarm until reset. Range 0…32000 represents 0…100% setpoint.
Default value: 0
Reset Alarm Enable
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Unsigned char
RW
0…15
156
97/9
0x0C29/3114
Available reset methods for alarms. Up to 4 different methods can be specified; convert the value to binary to see which
methods are enabled.
Default value: 15 (all bits/methods enabled)
The following methods are supported:
Bit
Value
Description
0
1
Multifunctional switch
1
2
Externally (deprecated)
2
4
By parameter
Reset
3
8
Automatically (when alarm conditions no longer apply)
4.2.5
Counter
Counter settings are most easily accessible using FlowPlot or FlowView or a Bronkhorst® readout and control unit.
Counter Mode
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Unsigned char
RW
0…2
130
104/8
0x0D08/3337