Technical data

-24-
Messages in detection mode
No
Display
green
LED
yellow
LED
Output Cause Action
30
" ---- "
permanent
On flashing
quickly
22 mA Gas concentration has exceeded
detection range of transmitter
electronics. Ambiguity alarm!
Caution Explosion hazards!
Latching alarm. Measures see page
9 and 10
31
" ---- "
flashing
On flashing
quickly
22 mA Overrange (> 112 %)
Ambiguity alarm!
Caution Explosion hazards!
Latching alarm. Measures see page
9 and 10
32 Value
alternating with
" ---- "
On Off 20–22 mA Overrange
(between 100 % and 112 %)
Caution Explosion hazards!
33 Value
alternating with
"
A2
"
On Off 4–20 mA Gas concentration has reached resp.
exceeded the 2.alarm threshold.
Reduce gas concentration!
Latching alarm as standard.
34 Value
alternating with
"
A1
"
On Off 4–20 mA Gas concentration haa reached resp.
exceeded the 1.alarm threshold.
Reduce gas concentration!
Non-latching alarm as standard.
35 Value
alternating with
"
SCAL
"
"
ERR.
"
On Off 4–20 mA Cautionary warning message:
Hardware/sensor combination cannot
recognize full scale deflection
Reset with
QUIT
MENU
a) Re-calibrate sensor
(SPAN)
b) Adapt resp. Reduce detection
range in service menu.
36 Value
alternating with
"
CHNLM
"
"
SENS
"
On flashing
shortly
(single
flash)
4–20 mA Cautionary warning message:
End of sensor life within the next few
months
Replace sensor during next service
37 Value
On Off 4–20 mA Normal detection mode
38
Value
On Off 2.8–4 mA Detection range is deviated between
-7.5% and 0.0%
39 Value
alternating with
"
____
"
On On 2.8 mA Detection range is deviated between
-8.0% and –25.0%
Adjust zeropoint
40
"
____
"
permanent
On On 2.8 mA Detection range is deviated
< -25.0%
Adjust zeropoint and sensitivity
41
"
____
"
permanent
On On 1.2 mA Measuring signal has fallen below
detection range of transmitter
electronics.
Adjust zeropoint and sensitivity
Messages in service mode and during calibration
42
Menu point On flashing 2.4 mA Service menu has been activated by
keys or by remote control RC2
Select menu point
Will return to detection mode
automatically, if no entry is
made within 1 minute
43
"
ZERo
"
On flashing 2.0 mA AutoCal-Adjustment of zeropoint in
process (activated by key pad, RC2 or
by AutoCal-Key)
Will be completed automatically
after successful adjustment
44
"SPAn"
On flashing 2.0 mA Calibration activated by keys or RC2 Will be completed automatically
after successful adjustment
45
"
CAL
"
"
ERR.1
"
On flashing
quickly
2.0 mA During AutoCal adjustment of
sensitivity no rise of calibration gas
concentration was recognized
Reset with
QUIT
MENU
a) Check gas supply
b) Wait for request for adjust-
ment before supplying gas
46
"
CAL
"
"
ERR.2
"
On flashing
quickly
2.0 mA During AutoCal adjustment no stable
zero gas resp. calibration gas
concentration was recognized
Reset with
QUIT
MENU
Stabilize gas supply
47
"
CAL
"
"
ERR.3
"
On flashing
quickly
2.0 mA The zero point resp. the sensitivity is
beyond the range of tolerance
Reset with
QUIT
MENU
a) Check zero resp. calibration gas
and repeat procedure.
b) Eventually replace sensor.