Bourdon tube pressure gauges for heating/plumbing applications with se

الوصف

Nominal size：*0 – *3 – *0 – **0

Accuracy class (EN ****1/6)：NG ****0: 2.5；NG **0: 1.6

Ranges (EN ****1/5)：0/0.6 to 0/*5 bar

Application area：Static load；3/4 x full scale value；Dynamic load；

2/3 x full scale valueï¼›Short termï¼›full scale value

Operating temperature range：Medium: Tmax = **0 °C

Ambient: Tmin = **0 °C

Tmax = **0 °C

Temperature performance：Indication error when the temperature of the measuring element deviates from *0 °Cï¼›rising temp. approx. ±0.4 %/*0 Kï¼›falling temp. approx. ±0.4 %/*0 K percentage of full scale value

Protection：IP *2 (EN ****9)

Standard version

Connection：Self-sealing thread with PTFE ring for safe and fast installation(Attention: *0° chamfer required at female thread) Brass, bottom or back NG ****3 G1/4B – spanner size *4ï¼›NG *****0 G1/2B – spanner size *2

Measuring element: Bourdon tube element, copper alloy, C“ type bourdon tube

Movement: Brass

Dial: Plastic, white, Dial marking black

Pointer: Plastic, black

Housing

Black ABS, highly impact resistant

and corrosion resistant

Front glass: Clip-in plastic, NG *0–**0 with adjustable red, reference pointer

Special versions

Pressure gauge for heating installations NG *******0 for sealed heating systems Range 0/4 bar

Connection NG *0 G1/4B bottom back NG *3 G1/4B or G3/8B bottom or centre back NG *0 G1/2B bottom or G¼B centre back (with valve G1/4 x G1/2)

Dial with red mark at 3 bar and green sector from 1.5 to 3 bar Front glass with adjustable red reference pointer and green flag

Hydrometer NG **0

Water level indicator for standard heating systems Ranges 0/0.6 to 0/*0 bar, Connection G1/2B bottom, Dual scale, bar outer scale, black, metres water column , inner scale, black Front glass with adjustable red reference pointer

Accessories

Mounting valves: with self-sealing coating, automatically close during replacement of gauge to enable fast and cost effective servicing (refer to page **8 „Accessories for pressure gauges“).