Solid State Pressure Sensors with Analog, Pulse or Frequency Outputs
Compact housing measures x 12.4H mm. Accept mm OD tubing mm OD tubing for mm OD tubing for D8M-D82. Chemical-resistant plastic (PBT) body. Metal shield mounted version (D8M-D82) available. IP40 enclosure rating for embedded applications. Pre-wired and PCB mounting models available.
Operating pressure range to 4.9 kPa to 0.71 psi) to 5.88 kPa to 0.85 psi) to 5.88 kPa to 0.85 psi) to 4.9 kPa to 0.71 psi) to 0.028 psi) Output signal Analog, 1247 mV Pulse count, Pa (1/0.0014 psi) Pulse count, Pa (1/0.0014 psi) Pulse count, Pa (1/0.0014 psi) Frequency, (1 kHz/0.0014 psi) --Output frequency Power supply voltage 2.2 �0.1 VDC to 3.4 VDC with regulator to 3.4 VDC with regulator to 3.4 VDC with regulator to 5.5 VDC with regulator Withstand pressure Model
58.8 kPa (8.53 psi) for 3 D8M-A1 minutes 58.8 kPa (8.53 psi) for 3 minutes 58.8 kPa (8.53 psi) for 3 minutes 19.6 kPa (2.84 psi) for 5 minutes 3 kPa (0.435 psi) for 10 seconds D8M-D1Specifications
Item Power supply voltage Current consumption Load resistance Output resistance Leakage current Output voltage Output pulses Output resolution Output voltage rate of change with resistance load change Output voltage by input pressure 2.2 �0.1 VDC 2.5 mA max. 1 M min. 500 max. mA or less 1247 mV -(Note to 3.4 VDC with regulator 25 mA max. mA or less to 3.4 VDC with regulator mA or less to 3.4 VDC with regulator mA or less to 5.5 VDC with regulator mA or less to 300 kHz kHz/9.81 Pa
M or more into -k is made within 2.5% 0.98 kPa mV 1.96 kPa mV 3.73 kPa mV 4.9 kPa 1247 mV (Note �37 mV during test and after
Note: 1. Output voltage (mV) = Supply voltage (2.464 x Pressure (kPa)/9.8 x Values measured during and after testing.
Item Pressure type Pressure range Withstand pressure Repeatability/hystersis Non-linearity characteristics Response time Gauge to 4.9 kPa to 0.71 psi) 5.88 kPa for 3 minutes to 5.88 kPa to 0.85 psi) 58.8 kPa for 3 minutes -2.5 ms (pressure) 18 ms max. (switch) 100 ms (discharge) to 5.88 kPa to 0.85 psi) 58.8 kPa for 3 minutes -3 ms (pressure) 32 ms max. (switch) 250 ms (discharge) to 4.9 kPa to 0.71 psi) 19.6 kPa for 5 minutes �2% FS max. 1.5 ms (pressure) 30 ms max. (switch) 45 ms (discharge) to 0.028 psi) 3 kPa for 10 seconds �2% FS max. 3 seconds max. D8M-D82 D8M-R1Operating temperature (Note) Storage temperature (Note) Operating humidity
Item Insulation resistance Dielectric strength D8M-R1 500 VAC, 50/60 Hz for 1 minute between terminals and the base 100 m min., 250 VDC between lead terminals and the base 250 VAC, 50/60 Hz for 1 minute between lead terminals and the baseDegree of protection Pressure port Connection method Weight Material
Solder on PC boards Wiring connector on top NA PBT (polybutylene terephthalate)
Three AWG26 wires, Wiring connector 115 mm long bottom NA
Legend: T1, Pressure measurement time T2, Response time T3, Electrical discharge time
Response time of 0.2kPa Max. 3 seconds (excluding time for pressure change)
Compact D8M solid state pressure sensors provide reliable detection for gas and air inflow for burner controls in water heaters, furnaces and other gas-fired devices. They can also be used in gas usage meters.