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Explosion-proof Pressure Controller
Brief DescriptionD502-7D Explosion-proof pressure controller has bellows sensor, can be used in neutral gas and water like air, gas and water steam as well as liquid medium like water, oil and cryogen, setting value is adjustable, adjust range is -0.1~4MPa, mainly used in
DetailsMain Technical Parameters
Applicable to air, gas, water, hydraulic oil, lubricant oil, cryogen, light fuel oil, etc.
Working viscosity: <1×10-3m2/s
Housing protection: IP65（DIN40050）
Environment temperature: -25～40℃
Medium temperature: 0～120℃
Joint direction: pressure joint is vertically downward
Vibration-resistant: Max：20m/s2
Repeatability error: ≤1.5%
Contact capacity: DC 250V 0.25A（resistance）60 Wmax
AC 250V 5A（resistance）1250 Wmax
Explosion-proof: ExdeIICT4~CT6
Specifications
D502/7D switch difference is not adjustable
| Setting value Range MPa | Switch difference not more than (MPa) | Rated Pressure *MPa | Switch freq- uency | Sensor material | Female thread | Weight Kg | Overall size | Ordering No.
| ||
| Setting value Range lower limit MPa (KPa) | Setting value Range Upper limit MPa (KPa) | Housing | bellows | |||||||
| -0.1~0 -0.1~0.1 -0.1~0.16 -0.10~0.25 | 0.006 0.007 0.008 0.009 | 0.007 0.008 0.009 0.012 | 1 | 20 | copper | stainless steel316 | G1/4” G1/4” G1/4” G1/4” | 1.0 | 04 | 0850180 0850280 0850380 0804880 |
| 0~0.1 0~0.16 0~0.25 | 0.007 0.008 0.009 | 0.008 0.009 0.01 | 1 | G1/4” G1/4” G1/4” | 0851180 0851280 0851380 | |||||
| 0.02~0.4 0.03~0.6 0.03~1 | 0.03 0.03 0.03 | 0.03 0.035 0.04 | 2 | G1/4” G1/4” G1/4” | 0.8 | 05 06 | 0851480 0851580 0851680 | |||
| 0.05~1.6 0.05~4 0.3~6.3 | 0.07 0.07 0.4 | 0.08 0.09 0.5 | 8 8 8 | G1/4” G1/4” G1/4” | 0851780 0851880 | |||||
