The digital precision pressure gauge LR- Cal LDM 70-K50 offers you:
- compact design (NG 70)
- Battery operated
- Accuracy ± 0.25% FS according to BFSL (corresponds to ± 0.5% FSO according to IEC 60770)
- 4 1/2 digit LCD display (digit height 11 mm)
- 6-digit additional display to show the pressure unit
- Selectable pressure unit: bar / mbar, psi, mWS, inHg, cmHg / mmHg, kPa / MPa
- Good vibration and shock resistance
- Protection class IP 65
- Rotatable display, thus good readability in all positions
- Pressure ranges from 0 ... 0.4 bar to 0 ... 600 bar, as well as vacuum and absolute pressure
- Integrated minimum and maximum value memory
LR-Cal LDM 70 Digital Reference Pressure Gauge 0.25% Accuracy
Case diameter NG 70
Accuracy BFSL ± 0.25% FS (corresponds to ± 0.5% FS according to IEC 60770)
Pressure connection G 1/2 B, G 1/4 B, 1/2 "NPT or 1/4" NPT
Measuring rate 5 measurements per second
Temperature error (zero point and span) ≤0.2% FS / 10 K
Temperature compensated area -25 ... + 85 ° C
Operating temperature range Medium: -20 ... + 85 ° C; Environment: -20 ... + 70 ° C; Storage: -30 ... + 80 ° C
Display housing material PA 6.6 polycarbonate
Material pressure connection Stainless steel 1.4571 / 1.4435
Material separating membrane Ceramic Al 2 O 3 96%
Material seals Ranges <= 40 bar: FKM / EPDM; Ranges> 40 bar: NBR
advertisement LCD, visible area 40x30 mm, 4 1/2 digit 7-segment main display, digit height 11 mm, display area ± 19999; 6-digit 14-segment additional display, digit height 7.5 mm
Electromagnetic compatibility Emitted interference and interference immunity according to EN 61236
Mechanic solidity Vibration: 5 g RMS (20 ... 2000 Hz); Shock: 100 g / 11 ms
care 2 x 3.6 V 1/2 AA lithium batteries
data backup EEPROM (non-volatile)
Protection class IP 65
Mounting position Any (the devices are calibrated sinking with the pressure connection pointing downwards). If the installation position is changed, there may be slight shifts in the zero point for pressure ranges <= 1 bar
weight 300 g
A / D converter resolution 10 bit
Mechanical life > 100 x 10 5 load cycles
Battery life approx. 5 years in standby mode