Differential pressure gauge models 712.15.160, 732.15.160, optional for hazardous areas
11265191.10 08/2019 EN/DE
27
EN
8.
Specifications
8.1
Permissible temperature ranges
Non-Ex version
Models 712.15.160 and 732.15.160 optionally with model 891.44
Ambient
-40 … +60 °C with oxygen
-40 … +80 °C
Medium
-40 … +60 °C with oxygen
-40 … +80 °C
Ex version
Models 712.15.160 and 732.15.160 with model 892.44
Ambient
-40 ... +60 °C for temperature class T6 and T5
-40 ... +80 °C for temperature class T4
Medium
-40 ... +60 °C with oxygen
-40 ... +60 °C for temperature class T6 and T5
-40 ... +80 °C for temperature class T4
8.2
Differential pressure gauge
Models 712.15.160 and 732.15.160
Nominal size
NS 160 (level indication)
Max. working pressure (static
pressure)
50 bar
Overload safety
either side up to 50 bar
Ingress protection
IP65 per EN/IEC 60529
Process connections (wetted)
2 x G ¼ (optional: 2 x ¼ NPT), female, lower mount (LM), centre
distance 37 mm
Option: Adapter for process connection
Measuring cell flanges (wetted)
Model 712.15: Copper alloy CW614N (CuZn39Pb3)
Model 732.15: Stainless steel 316L
Pressure elements (wetted)
Compression spring, stainless steel 1.4310
Separating diaphragm, NBR
Transmission parts, stainless steel 1.4301 and 1.4305
Movement
Wear parts stainless steel
Dial
White aluminium (see section “Scale designs”)
Pointer
Adjustable pointer, black aluminium
Case / slip-on bezel
Stainless steel, with bayonet ring
Window
Polycarbonate (PC)
8. Specifications