Bronkhorst®
Instruction Manual ES-FLOW™
9.17.116B
29
Available functions in normal operating mode
·
LED indications in this sequence are continuous
•
(green)
•
(red)
Time
Function
•
•
0…1 sec
No action
•
•
1…4 sec
FLOW-BUS:
Auto install to bus
; let the instrument obtain a free node address from
the FLOW-BUS system
Other fieldbuses:
reset alarm
•
•
4…8 sec
Reset instrument
; clear all warnings and error messages and restart the instrument
•
•
8…12 sec
Auto-zero
; re-adjust the zero-point of the instrument (only for flow
meters/controllers)
•
•
12…16 sec
Enable FLASH mode
for firmware update:
·
the instrument shuts down and both LEDs turn off
·
at the next power-up, the instrument will be active again
See
for background information and instructions on how to adjust the zero point of an instrument.
Never perform this procedure before having taken notice of the instructions.
Available functions during powering-up
·
In order to access this sequence, press and hold the switch while powering-up the instrument.
·
LED indications in this sequence are flashing (0.2 sec on, 0.2 sec off).
•
(green)
•
(red)
Time
Function
•
•
0...4 sec
No action
•
•
4...8 sec
Restore factory settings (except communication settings)
•
•
8...12 sec
FLOW-BUS
: Auto install to bus; let the instrument obtain a free node address from
the FLOW-BUS system
•
•
12...16 sec Activate configuration mode:
·
The baud rate and bus type for the 5-pin M12 connector are set to 38k4 and RS232
FLOW-BUS (ProPar)
·
In configuration mode, the green LED blinks 2 seconds on and 0.1 second off
·
Configuration mode remains active after powering-down and can be deactivated
by selecting this function again at the next start-up
To avoid unwanted use of the multifunctional switch, it can be disabled through the digital interface using the following
procedure:
1. Set parameter
Init reset
to 64
2. Read parameter
IO status
3. Subtract 8 from the read value
4. Write the new value to parameter
IO status
5. Set parameter
Init reset
to 82
To re-enable te switch, add 8 to the value of
IO status
in step 3.
