<Back                                                   Overview Model: DR / DiR
A cost-effective solution for measuring two different pressures with or without direct reading of the differential pressure are these models of a Bourdon tube gauge with 2 Bourdon tubes, used for example for water supply systems, heating or filtering facilities.
 
Download PDF Data Sheet 5100

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Model DiR 100-1, 10 bar  
DR: Duplex gauge with two Bourdon tubes, 2 pointers for two different pressures, without direct reading of the differential pressure.
DiR: Differential pressure gauge with two Bourdon tubes, for reading of 2 different pressures and additional for direct reading of the differential pressure by a turnable scale disc.
Case Sizes: 100 mm (4")
160 mm (6")
Case: Polyamide 6B black.
Ring: Bezel ring carbon steel black.
Pressure Ranges: 0-0.6 - 0-600 bar or 0-10 - 0-10.000 psi.
Accuracy: 1.6 % f.s.
Process Connection: 2 x ½" BSP or 2 x ½" NPT bottom connection parallel one behind the other.
Wetted Parts: Brass / bronze or stainless steel.
 
Overview - Model: DRCh / DRChG / DiRCh / DiRChG
The versions of our duplex pressure gauges and differential pressure gauges with 2 Bourdon tubes with stainless steel bayonet ring case are available in dry but also in filled version (case filling = glycerine), for pressure ranges up to 600 bar.
 
el DiRCh 100-3  
DRCh / DRChG: Duplex gauge with two Bourdon tubes, 2 pointers for two different pressures, without direct reading of the differential pressure.

DRCh: Dry version.
DRChG: With glycerine filling.
DiRCh / DiRChG: Differential pressure gauge with two Bourdon tubes, for reading of 2 different pressures and additional for direct reading of the differential pressure by a turnable scale disc.

DiRCh: Dry version.
DiRChG: With glycerine filling.
Case Sizes: 100 mm (4")
160 mm (6")
Case: 304 stainless steel
Ring: Bayonet ring 304 stainless steel
Pressure Ranges: 0-0.6 - 0-600 bar or 0-10 - 0-10.000 psi.
Accuracy: 1.6 % f.s.
Process Connection: 2 x ½" BSP or 2 x ½" NPT bottom connection parallel one behind the other.
Wetted Parts: Brass / bronze or stainless steel.
 
Overview - Model: DiRZ
This model is for the direct indication of the differential pressure of two different pressures. It is used e.g. for heating or filtering facilities.
Download PDF Data Sheet 5110

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el DiRZ 160-1, Rh, 10 bar  
DiRZ: Differential pressure gauge with 2 Bourdon tubes, 1 pointer for direct reading of differential pressure.
Case Size: 160 mm (6")
Case: Polyamide 6 B, black.
Ring: Bezel ring carbon steel black enameled
Pressure Ranges: Differential pressure:
0-1 bar - 0-600 bar or 0-15 psi - 0-10.000 psi.

Static pressure:
Max. one range (acc. to DIN EN) higher than the full scale value.
Accuracy: 1.6 % f.s.
Process Connection: 2 x ½" BSP or 2 x ½" NPT bottom connection parallel one behind the other.
Wetted Parts: Brass / bronze or stainless steel.
 
Overview - Model: DiRZCh / DiRZChG
Our differential pressure gauges with 2 Bourdon tubes for direct indication of the differential pressure with stainless steel bayonet ring case are available in dry, but also in filled version (case filling - glycerine).
el DiRZCh 160-1, 4 bar differential pressure, static pressure max. 6 bar  
DiRZCh / DiRChG: Differential pressure gauge with 2 Bourdon tubes, 1 pointer for direct reading of differential pressure.

DiRZCh: Dry version.
DiRZChG: With glycerine filling.
Case Size: 160 mm (6")
Case: 304 stainless steel.
Ring: Bayonet ring 304 stainless steel.
Pressure Ranges:

Differential pressure:
0-0.6 - 0-600 bar or 0-10 - 0-10.000 psi.

Static pressure:
Max. one range (acc. to DIN EN) higher than the full scale value.
Accuracy: 1.6 % f.s.
Process Connection: 2 x ½" BSP or 2 x ½" NPT bottom connection parallel one behind the other.
Wetted Parts: Brass / bronze or stainless steel.
 
Overview - Gauges for Rail Vehicles
Pressure gauges for rail vehicles are available in various versions and sizes according to the different requirements of rail vehicles, e.g. duplex gauges for air brake systems.
Gauges for Rail Vehicles Gauges for Rail Vehicles
Nom. Case Sizes (NCS): 60, 80, 100 (2½", 3", 4").

Upon request: 130, 160 and 96 x 96 (5", 6", and 3.78 x 3.78"). 

Case: Stainless steel, crimped-on ring black, U-clamp for panel mounting.

Upon request: carbon steel, black bezel, U-clamp for panel mounting.
Pressure Ranges: From 0-1.6 to 0-16 bar, Duplex Gauges from 0-2.5 to 0-16 bar.
Accuracy: ± 1.0% f.s. NCS 80 and up ± 1.6% f.s. NCS 60.
Process Connection: Various types and sizes, e.g. standard connections for:

NCS 60: L6 (M12x1.5)
NCS 80, 100: L10 (M16x1.5) acc. to DIN 2353
Wetted Parts: Brass / bronze.
Illumination: With direct illumination, with indirect illumination, or without illumination.
 
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