SF6 Gas Density Monitor
SF6 gas density transmitter
SF6 gas valve
SF6 Gas Detection Analyzer Series
Leakage Current Monitoring Series
Transformer Accessories Series
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China HM100PR Density Monitors - Reliable SF6 Gas Density Monitoring Suppliers & Factory for EHV Applications
Add ShopCartTechnical 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
| Technical Parameters Specifications | |
| 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 (FAQ)
What are the power requirements for the remote module?
The remote module operates on a 24V DC power supply and features low power consumption of less than 2W.
What communication protocols does the remote module support?
It supports RS485 communication using the ModBus RTU protocol, operating at a baud rate of 9600bps.
What is the measurement accuracy and scale range of the instrument?
The scale range is -0.1 ～ 0.9MPa (which is customizable). The measurement accuracy is ±1.0%FS at +20±1℃, and ±1.8%FS within the temperature range of -20℃ to +60℃ for gas phase.
What is the environmental protection rating and operating temperature limit?
The instrument features an IP65 degree of protection. It is designed to operate in ambient temperatures from -20°C to +60°C, with a relative humidity level of ≤ 95%RH.
What type of electrical contact and pressure element are used?
It utilizes a Bourdon tube as the pressure element and a magnetic snap-action switch contact (made of 80%Ag, 20%Ni, with 10µm Gold plating).
What are the specifications for the electrical connection and cable size?
It uses a plug-in connection with an M20 × 1.5 sealing head. The recommended cable size is 1.5mm², with an upper limit of 2.5mm².