DL..H, DL..N · Edition 05.22
EN-6
7.5 Pilot lamp, red/blue
Pilot lamp, red
110/120 V AC, I = 1.2 mA, Order No.: 74920430.
230 V AC, I = 0.6 mA, Order No.: 74920429.
Pilot lamp, blue
110/120 V AC, I = 1.2 mA, Order No.: 74916121.
230 V AC, I = 0.6 mA, Order No.: 74916122.
1
2
3
4
NC
1
COM
3
NO
NO 2
N
NO
2
NC
1
COM
3
L1
N
NC
1
COM
3
NO
NC
2
N
NO
2
NC
1
COM
3
L1
N
7.6 Red/green LeD for 24 V DC/AC or 110–
230 V AC
24 V DC, I = 16 mA; 24 V AC, I = 8 mA, Order No.:
74921089.
110 to 230 V AC, Order No.: 74923275.
1
2
3
4
NC
1
COM
3
NO
2
N
NO
2
1 NC
3 COM
+
–
7.7 tube set
To be used with air only.
With 2 m PVC tube, 2 duct connection flanges with
screws, 2 x 90 mm extensions, 2 angle connectors
for DL
Order No.: 74919272.
8 teCHnICAL DAtA
8.1 Ambient conditions
Enclosure to IEC 60529: IP 54, IP 65.
Permitted ambient temperature in operation:
-15 to +60°C (5 to 140°F).
Storage and transport temperatures:
-20 to +40°C (-4 to +104°F).
Micro switch to EN 61058-1.
Gas types: air or flue gas, no flammable gases, no
aggressive gases.
Icing, condensation and dew in and on the unit are
not permitted.
Safety class II to VDE 0106-1.
This unit is not suitable for cleaning with a high-pres-
sure cleaner and/or cleaning products.
8.1.1 Pressure switch with nBR diaphragm
Long-term use in the upper ambient temperature range
accelerates the ageing of the elastomer materials and
reduces the service life (please contact manufacturer).
Continuous operation with gases containing more than
0.1 %-by-vol. H
2
S or ozone concentrations exceeding
200 µg/m
3
accelerate the ageing of elastomer materials
and reduce the service life.
