With hand wheel for continuous adjustment, with
change-over contact, 2 x Rp 1/4 internal thread connection and pressure test point
DG 17VC4-5W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448060
DG 30VC4-5W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448260
DG 40VC4-5W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448880
DG 45VC4-5W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448860
DG 60VC4-5W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448280
DG 110VC4-5W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448460
DG 150VC4-5W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448480
DG 300VC4-5W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448970
DG 500VC4-5W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448582
Double pressure switch DG..C with two adjusting ranges
Designation Order no.
DG 60/60VC4-6W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448930
DG 150/150VC4-6W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448931
DG 300/300VC4-6W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448932
DG 60/150VC4-6W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448933
DG 60/300VC4-6W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448934
DG 150/300VC4-6W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84448935
Technical
Information DG..C
4 Pressure switches
2-69
Pressure switches for gas DG..U, DG..H, DG..N, DG..B,
DG..I, DG..S
Type code
DG Pressure switch for gas
1,5 Negative pressure adjusting range -1.5 – -0.5/+0.5 – +3 mbar
6 Adjusting range 0.4 – 6 mbar
10 Adjusting range 1 – 10 mbar
12 Negative pressure adjusting range -12 – -1/+1 – +7 mbar
18 Negative pressure adjusting range -2 – -18 mbar
30 Adjusting range 2.5 – 30 mbar
50 Adjusting range 2.5 – 50 mbar
120 Negative pressure adjusting range -10 – -120 mbar
150 Adjusting range 30 – 150 mbar
400 Adjusting range 50 – 400 mbar
450 Negative pressure adjusting range -80 – -450 mbar
500 Adjusting range 100 – 500 mbar
B Positive pressure
U Positive pressure, negative pressure, differential pressure
H Locks off with rising pressure
I Negative pressure for gas
N Locks off with falling pressure
S Positive pressure for oxygen and ammonia
G With gold-plated contacts
-3 Electrical connection via screw terminals
-4 Electrical connection via screw terminals, IP 65
-5 Electrical connection via 4-pin plug, without socket
-6 Electrical connection via 4-pin plug, with socket
-9 Electrical connection via 4-pin plug, with socket, IP 65
K2 Red/green pilot LED for 24 V DC/AC
T Blue pilot lamp for 230 V AC
T2 Red/green pilot LED for 230 V AC
N Blue pilot lamp for 120 V AC
A External adjustment
pu max. 600 mbar, ambient temperature -15 to +80°C (DG..H/N: -15 to +60°C).
Pressure switches with enclosure IP 65 have gold contacts (12-250 V), cover with three
screws and filter with splash guard in the breathing orifice.