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Pressure Controller
Brief DescriptionD502-7DK 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 nuclear power
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
Specifications
D502/7DK small 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 | General type | small switch difference | |||||
| -0.1~0 -0.1~0.1 -0.1~0.16 -0.10~0.25 | 0.003 0.003 0.003 0.0045 | 0.0045 0.005 0.0065 0.01 | 1 | 20 | copper | stainless steel316 | G1/4” G1/4” G1/4” G1/4” | 1.0 | 01 | 0810107 0810207 0810307 0810407 |
| 0~0.1 0~0.16 0~0.25 | 0.003 0.003 0.0045 | 0.004500.006 0.007 | 1 | G1/4” G1/4” G1/4” | 1.0 | 0811107 0811207 0811307 | ||||
| 0.02~0.4 0.03~0.6 0.03~1 | 0.012 0.015 0.018
| 0.016 0.02 0.03 | 2 | G1/4” G1/4” G1/4” | 0.8 | 02 | 0811407 0811507 0811607 | |||
| 0.05~1.6 0.3~6.3 | 0.03 0.03 | 0.05 0.06 | 8 | G1/4” G1/4” | 0811707 0811907 | |||||
Note: during working, instant pressure peak value can note exceed this value in *
