WIKA MH-4, Operating Instructions Manual, Page: 16 / 92

16 WIKA operating instructions pressure sensor, model MH-4
14170805.01 06/2020 EN/DE/FR/ES
EN
9. Specifications
9. Specifications
Specifications
Measuring range See product label
Overload safety
Measuring range ≤ 400 bar
[≤ 5,000 psi]
3 times
Measuring range 600 bar
[≥ 8,000 ... ≤ 10,000 psi]
2 times
Measuring range 1,000 bar 1.5 times
Vacuum-tight Yes
Output signal See product label
Permissible load in Ω
Current output (2-wire) ≤ (Power supply - 7.8 V) / 0.022 A
Voltage output (3-wire) ≥ Max. output voltage / 1 mA
Ratiometric output (3-wire) ≥ 4.5 k
Pulsewidth modulation ≥ 10 k
Power supply Max. power supply with cULus approval: DC 35 V
Current output (2-wire) 4 ... 20 mA DC 8 ... 36 V
Voltage output (3-wire) DC 0 ... 10 V DC 12 ... 36 V
DC 1 ... 10 V DC 12 ... 36 V
DC 0 ... 5 V DC 8 ... 36 V
DC 1 ... 5 V DC 8 ... 36 V
DC 0.5 V ... 4.5 V DC 8 ... 36 V
Ratiometric output (3-wire) DC 0.5 V ... 4.5 V DC 5 V ± 10 %
Pulsewidth modulation 10 … 90 % duty cycle min. DC 8 V, high level DC 1 ... 36 V
Total current consumption
Current output (2-wire) ≤ 25 mA
Voltage output (3-wire) ≤ 10 mA
Ratiometric output (3-wire) ≤ 10 mA
Pulsewidth modulation ≤ 10 mA
Signal damping (option) 2 / 4 / 9 / 18 / 37 / 75 / 150 ms
Switch-on time 200 ms
Non-linearity (per EN 61298-2,
BFSL)
≤ ±0.25 % of span
Long-term drift (per EN 61298-2,
BFSL)
≤ ±0.1 % of span