Differential pressure gauges with bourdon tube

Differential pressure gauges with bourdon tube
Brand: Kobold (Alemania)
Model: MAN-DF16-B3 + DRM-635-A25-P150 + NS2
Accuracy class 1,6
Diameter 100 mm 
Housing St. St.
Connection material St. St.
Connection thread G 1/2 male
Max. medium temp. 100 °C 
Contact compatible No 
[B3]: Diff. pressure range 0,3...0,8 bar 
Indication range 0...1,6 bar 
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Includes 2 stamp Diaphragm 
Diaphragm seals
Model: DRM-635-A25-P150
DRM-634/-635 Diaphragm seal with flange
with sealed-in membrane membrane acc. ANSI B16,5 
P2 min = 90 PSI
PN = 150 psi
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NS2: Capillary stainless steel 1.4571: 5m
Direct mounting 
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Datasheet: http://www.kobold.com/uploads/files/man-df-d-gb-pressure-1.pdf