Bronkhorst®
Instruction Manual EL-FLOW® Select
9.17.099J
39
Firmware Version
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Unsigned char[6]
R
-
105
113/5
0xF128…0xF12A/ 61737…61739
Revision number of the firmware
Identification Number
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Unsigned char
RW
B
0…255
175
113/12
0x0E2C/3629
Bronkhorst® (digital) device type identification number.
Device Type
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Unsigned char[6]
R
-
90
113/1
0xF108…0xF10A/ 61705…61707
Device type information string; this parameter contains an abbreviation referring to the identification number.
4.4
Alarms
Alarm settings are most easily accessible using FlowSuite, 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)