Digital Pressure Gauge

Pressure Gauge

Nominal case diameter
DS 70
Accuracy *)
±0.25% BFSL (equal to ±0.5% FS acc. to IEC 60770)
Pressure port
1/2" BSP male or 1/4" BSP male or 1/2" NPT male or 1/4" NPT male
Measuring rate
5 per second
Thermal effects (Offset and Span)
<=0.2% FS / 10 K
Temperature compensated range
-25...+85°C
Permissible temperatures
Medium: -20...+85°C; Ambient: -20...+70°C; Storage: -30...+80°C
Housing material
PA 6.6 Polycarbonate
Pressure port material
Stainless steel 1.4571 / 1.4435
Diaphragm material
Ceramic Al2O3 96%
Gasket material
Ranges <=40 bar: FKM/EPDM; Ranges >40 bar: NBR
Display
LCD, visible size 40x30 mm, 4 1/2 digit 7 segment main display, digit height 11 mm, range ±19999; 6-digit 14 segment additional display, digit height 7.5 mm
Electromagnetic compatibility
Emission and immunity according to EN 61236
Mechanical stability
Vibration: 5 g RMS (20...2000 Hz); Shock: 100 g / 11 ms
Power supply
2 x 3.6 V 1/2 AA lithium batteries
Data memory
EEPROM (non-volatile)
Ingress protection
IP 65
Installation position
any (the instrument is calibrated in vertical position with pressure port down. If this position is changed on installation, there can be slight deviations in the zero-point.
Weight
300 g
A/D-converter resultion
10 bit
Operational life
>100 x 106 pressure cycles
Battery life time
approx. 5 years in standby mode
*) ±0.25% BFSL (maximum non-linearity acc. to Best Fit Straight Line method) is equal to ±0.5% FS acc. to IEC 60770 (limit point adjustment (non-linearity, hysteresis and repeatability))