Bronkhorst®
Instruction Manual mini CORI-FLOW™ M1x
9.17.050O
32
Sensor Type
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Unsigned char
RW
B
0…255
22
1/14
0x002E/47
The following sensor types are supported:
Instrument type
Value
Description
Controller
0
Pressure (counter disabled)
1
Liquid volume
2
Liquid /gas mass
3
Gas volume
4
Other (counter disabled)
Sensor
128
Pressure (counter disabled)
129
Liquid volume
130
Liquid/gas mass
131
Gas volume
132
Other (counter disabled)
4.2
Alarms
Alarm settings are most easily accessible using FlowPlot or FlowView or a Bronkhorst® readout and control unit.
The built-in alarm functionality can be used to handle different alarm types:
·
system errors and warnings
·
min/max alarms
·
response alarms
·
batch alarms
·
master/slave alarms
The alarm type can be set with parameter
Alarm Mode
. When an alarm is activated, the type can be read out using parameter
Alarm Info
. An automatic setpoint change can be set using the parameters
Alarm Setpoint Mode
and
Alarm New Setpoint
. It is
also possible to set an alarm delay, to prevent overreaction to small disturbances, using parameter
Alarm Delay Time
. The
methods by which an alarm can be reset are controlled by
Reset Alarm Enable
.
Alarm Mode
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Unsigned char
RW
0…3
118
97/3
0x0C23/3108
Available modes:
Value
Description
0
Alarm off
1
Alarm on absolute limits
2
Alarm on limits related to setpoint (response alarm)
3
Alarm at power-up(e.g. after power-down)
(On DeviceNet™ instruments, only modes 0 and 1 are available)
