MSA 9010 SIL, Руководство по эксплуатации

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Settings Parameters
GB
Model 9010/9020 SIL
5.2 Access code 2 - Settings for Particular Operating Conditions
Step Function Note
P1
Time Out Function
If enabled the control unit automatically returns one step back in
the menu if no key is pressed within 2 min
Maximum time for getting into normal operating mode is 6 minutes
A - Enabled (TIME OUT tag is off)
d - Disabled (TIME OUT tag is blinking
For selected channel
Always activated In ATEX
mode
P2
Analog Output Status Settings
To define a status of analog output in time of channel calibration
H = frozen - last output value is fixed
F = fluctuating - actual measured value is displayed
0 = 0 mA is set
4 = 4 mA is set
20 = 20 mA is set
For selected channel
Not configurable in ATEX
mode. Output status is equal
to the configuration in failure
case Access Code 4, P20
P3
Inhibit Alarms
A = alarms active,
nA = alarms inhibited
If inhibited then "ALARM INHIBIT" tag flashes on the display of
related channel. 4-20 mA Analog signal remains active.
For selected channel
In ATEX mode the FAILURE
relay remains activated even
unit returns into normal oper-
ation.
Horn output is activated only
if signal goes into OVER-
RANGE status.
(EEEE is shown on display)
P4
Undervoltage Indication of External 24 VDC
A - Enabled
nA - Disabled
If enabled it indicates low external 24 VDC voltage (below
18 VDC).
"LOU 1" tag alternates on display with actual gas concentration
Failure relay is activated
It is not possible to de-enable
both P4 and P5 undervoltage
indications. At least one of
each other must be enabled.
Common for both of the
channels