![Fema DCM Series Assembly And Operating Instructions Manual Download Page 35](http://html1.mh-extra.com/html/fema/dcm-series/dcm-series_assembly-and-operating-instructions-manual_3954218035.webp)
35
1.4
Setting the switching pressure
The switching pressure is set using the setting
spindle. Before setting loosen the setscrew
located above the scale by
approx. 2 turns
and tighten it again after setting.
The scale value corresponds to the upper
switching point (for rising pressure). The lower
switching point (for falling pressure) is lower by
the switching difference. The scale serves as
estimated value scale, a pressure gauge is
required for accurate settings.
On terminal connection housings the setting
screw is available after removing the cover.
Caution: Switch off voltage.
1.32 Differential pressure switch
Pressure connection: 2 x G
[ HH
internal thread.
Connect the high and the low pressure
according marks. A mistake of the pressure
connections may lead to malfunctioning.
P
High
Pressure P
S
Low
Pressure S
7156-719-22_0208 07.02.2008 9:10 Uhr Seite 35
Summary of Contents for DCM Series
Page 24: ...24 7156 719 22_0208 07 02 2008 9 10 Uhr Seite 24...
Page 48: ...48 7156 719 22_0208 07 02 2008 9 10 Uhr Seite 48...
Page 72: ...72 7156 719 22_0208 07 02 2008 9 10 Uhr Seite 72...
Page 74: ...74 ABC XXX ABC XXX YYY Ex ABC XXX ABC XXX YYY Ex 7156 719 22_0208 07 02 2008 9 10 Uhr Seite 74...
Page 76: ...76 1 2 3 70 C 20 C 7156 719 22_0208 07 02 2008 9 10 Uhr Seite 76...
Page 77: ...77 1 2 RC 3 ZF 1979 4 5 6 7156 719 22_0208 07 02 2008 9 10 Uhr Seite 77...
Page 78: ...78 7 8 9 10 11 12 13 14 Honeywell GmbH 7156 719 22_0208 07 02 2008 9 10 Uhr Seite 78...
Page 81: ...81 DCM DNM DNS VCM VNM VNS DDCM Ex 7156 719 22_0208 07 02 2008 9 10 Uhr Seite 81...
Page 83: ...83 1 32 2 G 1 4 2 S P 7156 719 22_0208 07 02 2008 9 10 Uhr Seite 83...
Page 84: ...84 1 5 DW T1 T2 S K1 DW T1 T2 S K1 7156 719 22_0208 07 02 2008 9 10 Uhr Seite 84...
Page 88: ...88 5 307 217 2 I II 5 1 307 I 1 3 II 4 6 7156 719 22_0208 07 02 2008 9 10 Uhr Seite 88...
Page 89: ...89 5 2 217 c I I II II I II 217 o 7156 719 22_0208 07 02 2008 9 10 Uhr Seite 89...
Page 95: ...95 8 4 4 4 8 5 1 2 3 4 16 x 1 5 5 6 7 7156 719 22_0208 07 02 2008 9 10 Uhr Seite 95...