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Technical data
16.5 Tightening torque for instrument
threads
Part
Torque Lbs. In.
Cable gland (M20
13 +/- 4.4
x 1.5)
Counter nut Cable
gland (1.5'')
Screw plug
4.4 ... 5.3
Screws to
lock/unlock the
cover
CatEx sensor
194 +/- 17
Connector screws
Power supply
4.4 ... 5.3
cable
Relay connector
4.4 ... 5.3
4 to 20mA con-
1.9 ... 2.2
nector
16.6 Cable specifications CatEx remote
Cables must be suitable for the intended ambient
temperature.
Cores
Cover
Outer diameter for cable
gland
Cable size
1)
Longitude
1) For further information regarding cable length and other possible
cable specifications, see the documentation of the corresponding Pol-
®
ytron
SE Ex sensing head or Polytron
16.7 Sensor range and default alarm
values
16.7.1 Sensor range catalytic bead (CatEx)
sensors
Default alarm values for all CatEx sensors are the same.
Part-
Sensor
number
Min. Defau
PR
68 12
0
DD/DQ
380
32
Torque Nm
1.5 +/- 0.5
0.5 ... 0.6
22
2.5
22 +/- 2
0.5 ... 0.6
0.5 ... 0.6
0.22 ... 0.25
3 or 5, braided screen
≥ 80 %
6-12 mm / 0.2 In - 0.47 In
1 - 1.5 mm² (14-18 AWG)
Max. 30 m /100 feet (DD/DQ
sensor)
®
junction box.
Default
Range
value% LEL
Max.
A1
lt
100
100
20
16.7.2 Sensor range electrochemical (EC)
sensors
Sensor Part number
CO
68 09 605
CO LH
68 12 570
CO LS
68 09 620
H
S LC 68 09 610
2
H
S
68 10 435
2
H
S HC 68 09 710
2
OV1
68 10 740
OV2
68 10 745
NO
68 09 625
O
LS
68 09 630
2
O
68 09 720
2
Hydride 68 09 635
Hydride
68 09 980
SC
HCN
68 09 650
HCN LC 68 13 200
NO
68 09 655
2
NO
LC 68 13 205
2
SO
68 09 660
2
CI2
68 09 665
H
O
68 09 705
2
2
LC
H
O
68 09 675
2
2
HC
NH3 FL 68 13 260
NH3 HC 68 09 645
H
68 09 685
2
COCI2
68 09 930
Hydra-
68 10 180
zin
O3
68 10 290
HCI SC 68 09 640
AC
68 10 595
A2
16.8 Accessories and spare parts
40
This chapter is a non-exhaustive overview of the spare parts
that can be replaced performing the tasks described in this
IFU. For other parts refer to the spare parts list or contact
DrägerService.
Instructions for use
Default
Range
value
Min.
Defa
Max.
A1
ult
50
300
1000 30
50
300
300
30
200
1000 5000 200
10
50
100
10
5
50
100
10
100
500
1000 100
20
50
200
10
20
50
100
10
30
50
200
10
5
25
25
19
5
25
100
19
0.3
1
20
0.1
0.3
1
1
0.1
10
50
50
10
5
50
50
4
5
10
100
2
1
5
20
0.5
5
10
100
2
1
10
50
0.5
1
5
300
1
1000 4000 7000 200
50
100
300
12.5
300
1000 1000 50
500
1000 3000 200
0.1
1
20
0.1
0.3
1
5
0.1
0.5
1
5
0.1
20
30
100
5
3
10
30
2.5
|
Dräger PointGard 2000 Series
A2
100
100
400
20
20
200
20
20
20
23
23
0.2
0.2
20
8
4
1
4
1
2
2800
25
100
400
0.2
0.2
0.2
10
5
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