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China HM100PR Density Monitors for SF6 Gas - Reliable Suppliers and Factory for EHV Applications
Technical Parameters for Remote Module
| Power supply | 24V DC | Anti-electromagnetic interference |
IEC61000-4-2 IEC61000-4-3 IEC61000-4-4 IEC61000-4-5 IEC61000-4-6 IEC61000-4-8 IEC61000-4-9 IEC61000-4-10 IEC61000-4-12 IEC61000-4-17 IEC61000-4-29 |
level 4/A level 4/A level 4/A level 4/A level 3/A level 5/A level 5/A level 5/A level 4/A level 3/A 0.1s/A |
(8KV/15kV) (30V/m) (4KV) (+/-2Kv) (10V) (100A/m) (1000A/m) (100A/m) (4KV) (10%UN) (40%UT/70%UT) |
| Power consumption | < 2W | ||||
| Communication mode | RS485 | ||||
| Protocol | ModBus RTU | ||||
| Baud rate | 9600bps |
Technical Parameters
| Case diameter | 100mm |
| Scale range | -0.1 ~ 0.9MPa (customizable) |
| Accuracy | ±1.0%FS(+20±1℃), ±1.8%FS(-20℃~ +60℃)(gas phase) |
| Degree of protection | IP65 |
| Ambient conditions | -20° C ~ +60° C, relative humidity ≤ 95%RH |
| Leakage rate | ≤ 1×10-9 Pa·m3/s (Helium leakage inspection) |
| Process Connection | M20 × 1.5, (customizable) |
| Installation method | Radial or Axial |
| Electrical connection | Plug-in connection M20 × 1.5 sealing head cable size: 1.5mm² recommended, upper limit 2.5mm² |
| Contact insulation performance | Insulation resistance: >100MΩ (DC 500V) Withstand voltage: 2kV, 50/60Hz, 1min |
| Contact type | Magnetic snap-action switch 80%Ag, 20%Ni, 10µm Gold plated |
| Impact rating | 50g (oil-filled), 30g (non-oil-filled) |
| Contact electrical parameters | 30W/50VA, 1A (upper limit) 220VDC/380V 50/60Hz (upper limit) |
| Watch glass | Laminated safety glass |
| Weight | ≈ 1.2kg |
| Pressure element | Bourdon tube |
Frequently Asked Questions
What is the power supply requirement for the remote module?
The remote module requires a 24V DC power supply with a power consumption of less than 2W.
What communication protocol does the device support?
The device supports RS485 communication mode with ModBus RTU protocol at a baud rate of 9600bps.
What is the accuracy range of this pressure gauge?
The accuracy is ±1.0%FS at +20±1℃, and ±1.8%FS at -20℃ to +60℃ for gas phase measurements.
Can the scale range and process connection be customized?
Yes, the scale range (standard: -0.1 ~ 0.9MPa) and process connection (standard: M20 × 1.5) are both customizable to meet specific application requirements.
What is the degree of protection and operating temperature range?
The device has an IP65 protection rating and can operate in ambient conditions from -20°C to +60°C with relative humidity ≤ 95%RH.
What installation methods are available?
The device can be installed using either radial or axial mounting methods, providing flexibility for different installation requirements.

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