Bronkhorst®
Instruction Manual EL-FLOW® Select
9.17.099J
25
Network status
Pattern
Time
Indication
l
off
continuous
Power off or offline
l
on, green
continuous
Online , connected, link OK
l
blinking,
green
0.5 sec on,
0.5 sec off
Online, not connected; the instrument is online but has no connections to other
nodes or is not allocated to a master
l
blinking, red
0.5 sec on,
0.5 sec off
Connection timed out
l
on, red
continuous
Critical link failure; the device cannot connect to the network
3.5.2
Multifunctional switch
Some special instrument functions can be started manually using the multifunctional switch near the indication LEDs. These
functions are available in analog as well as in digital operation mode.
3.5.2.1
Normal operating functions
·
In order to access these functions, press and hold the switch while the instrument is in normal operation mode (green
LED lit continuously).
·
As long as the switch is held, the LEDs show a repeating sequence of patterns, where each pattern indicates a function.
·
All patterns in this sequence are continuous.
·
Each pattern is shown for a number of seconds; in the table below, the column labeled
Hold time
indicates the time frame
during which a pattern is shown.
·
To start a function, release the switch when the LEDs show the pattern of the required function.
l
(green)
l
(red)
Hold time Function
off
off
0…1 sec
No action
off
off
1…4 sec
1. In case of a min/max alarm: reset alarm
2. FLOW-BUS: Auto-install to bus - lets instrument obtain free node address
Note: min/max alarm (if any) has to be reset before auto install can be performed.
off
on
4…8 sec
Reset instrument; clear all warnings and error messages and restart the instrument
on
off
8…12 sec Auto-zero; re-adjust the zero-point of the instrument (flow meters/controllers only)
on
on
12…16 sec Enable FLASH mode for firmware update:
·
the instrument shuts down and both LEDs are switched 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.
·
Do not perform a zeroing procedure before having taken notice of the instructions.
