ZMJ60 Density Monitor

ZMJ60 Density Monitors are used to monitor the density of SF6 gas in sealed tanks and can be widely used in medium voltage switchgear and RMU. They’re also suitable for outdoor harsh conditions. They can provide multiple solutions to support new substations and the renovation and upgrading of existing substations.

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Drawing of ZMJ60 Density Monitor

Application of ZMJ60 Density Monitor

SF6 gas Insulated RMU
SF6 gas Insulated Switchgear

Feature of ZMJ60 Density Monitor

Compact design, customizable installation interface, convenient and reliable
Process connection customizable in accordance with customer's demands
Up to three sets of switching contacts can be provided according to user’s needs.
Temperature compensation for higher accuracy

Technical Data of ZMJ60 Density Monitor

Case diameter:	Φ64mm
Case material:	Stainless steel
Scale range:	0 to 2bar abs. （customizable）
Accuracy:	±1.5%FS（+20±1°C）
Accuracy:	±2.5%FS（-20°C～+60°C）(gas phase)
Ambient conditions:	-20°C to +60°C, relative humidity ≤ 95%RH
Degree of protection:	IP65
Leakage rate:	≤ 1×10-9 Pa·m3/s (Helium leakage inspection)
Contact type:	Magnetic snap-action contacts (up to 3 sets, NO or NC）
Pressure connection:	M20×1.5 (customizable)
Installation method:	radial or axial
Insulation properties:	Insulation resistance: >100 MW (500 V DC)
Insulation properties:	Withstand voltage: 2kV, 50/60 Hz 1 min
Contact electrical parameters:	Power: 30VA
Maximum operating voltage:	380V
Maximum current:	1A
Weight:	≈0.5kg
Pressure element:	Bourdon tubes

Options of ZMJ60 Density Monitor

Different measuring ranges
Wider temperature range: -40℃to +60℃
Outlet Direction and cable length
Installation method
Suitable for High-altitude environmentCan detect SF6、Air、N2、SF6+N2 and other gases
Optional measurement accuracy：±1.0%FS（+20±1℃），±2.5%FS（-20℃～+60℃）（gas phase）

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