Dräger Pulsar 7000 Serie Notice D'utilisation page 68

en Technical data
Parameter
"Beam Block"
Delay of "Beam Block"
signal
"Beam Block" changes to
"Fault" after
"Fault"
Device settings
SIL lock
Password for parameter
change and blocking of the
maintenance functions
Password for maintenance
functions
Channel
®
HART tag
Polling address
a) For applications in accordance with EN/IEC 60079-29-4 or FM 6325, the following full scale deflection must not be fallen below:
Pulsar 7700 RX: 4 LELm
b) For applications in accordance with EN/IEC 60079-29-4 or FM 6325, the following full scale deflection must not be fallen below:
Pulsar 7900 RX: 5 LELm
c) For applications in accordance with EN/IEC 60079-29-4 or FM 6325, the following values must not be exceeded:
0.3 LELm for full scale deflection 8 LELm
0.15 LELm for full scale deflection 4 LELm.
d) For applications in accordance with EN/IEC 60079-29-4 or FM 6325, the following values must not be exceeded:
0.05 LELm/h for full scale deflection 8 LELm
0.025 LELm/h for full scale deflection 4 LELm.
e) 0.5 mA ... 3.5 mA with SIL-Lock
f) "Warning" is only deactivated on the 4 to 20 mA interface. The HART
g) In strong mode, the transmitter is operated with an increased flash frequency. The receiver requests this operating mode via the DIGITAL
LINK connection.
h) "Fault" is only deactivated on the 4 to 20 mA interface. The HART
In-depth information on "LEL used"
Depending on the category set, the LELs used are as follows:
Category LEL for methane
IEC 44000 ppm
NIOSH 50000 ppm
PTB 44000 ppm
68
Factory setting
2 mA
10 s
120 s (activated)
1mA
SIL lock off
Blank blank blank 2
Blank blank blank 1
0
Serial number of the device
0
LEL for propane
17000 ppm
23000 ppm
17000 ppm
Possible settings
0.5 ... 3.2 mA
0 ... 30 s
60 ... 3600 s
0.5 ... 3.2 mA
SIL lock off

SIL lock for parameters and

calibration
4 alphanumeric characters
4 alphanumeric characters
0 ... 11
Alphanumeric characters
0 ... 63
®
handheld terminal continues to issue "Warning".
®
handheld terminal continues to issue "Fault".
LEL for ethylene
23000 ppm
27000 ppm
24000 ppm
Notes
can be activated or deactivated
After a basic initialisation,
which can be initiated using the
®
HART handheld terminal or
PolySoft, ???? is displayed.
Possible settings
±25 %
±25 %
±25 %