PGT3100C type input cable type liquid level controller/liquid level switch

Product Features	·A multifunctional electronic liquid level controller controlled by a microprocessor, with adjustable switch range and hysteresis range.
	·High level protective structure design, widely applicable for measuring and controlling high and low liquid levels in industrial sites.
	·It has one 4-20mA analog two-wire signal output and two relay switch signal outputs (SPDT).
	·Equipped with a 4-digit digital tube display, capable of displaying information through multiple operations.
	·Adopting internationally renowned brand silicon piezoresistive pressure sensor, the high pressure range adopts non welded and non sealed ring, and the integrated processing structure
	The micro melting pressure sensor is used to achieve higher reliability.
	·By applying the principle of pressure measurement, the liquid level alarm is controlled with high accuracy and stable performance.

Technical Parameter	·Measurement range	Minimum measurement control range: 0-50mm;
		Maximum measurement control range: 400 meters (calculated based on a gravity acceleration of 10m/s ^ 2 and a density of 1g/cm ³)
	·Measurement accuracy	0.5% FS or 0.2% FS (including linearity, hysteresis, and repeatability)
	·Long term stability	Silicon piezoresistive sensor, ≤ 0.1% per year;Silicon piezoresistive micro melting sensor, annual ≤ 0.2%
		Range above 4MPa, on-site digital display accuracy: 0.5%
	·Allowable medium temperature	-25℃~+120℃
	·Allow ambient temperature	-20℃~+80℃
	·Allow storage temperature	-25℃~+120℃
	·Temperature influence	Temperature compensation range -0 ℃~+60 ℃ (special requirement -20 ℃~+80 ℃)
		Zero point impact throughout the entire temperature range ≤ 1%
		The impact of the entire temperature range based on 20 ℃ is ≤ 0.8%
	·Signal output	Analog output: 4-20mA, two-wire system 0-10V, three wire system
		Switching output: one or two relay outputs; 9-35VDC switch output SPDT 5A
		Switching current: ≤ 8A; hysteresis time: ≤ 0.1s
		The switch pressure value and hysteresis value can be set through the panel buttons
	·Process Connection	Air conducting cable input type, can be installed with piping, brackets, wall brackets, brackets, and card brackets
	·Anti vibration	2g
	·Impact resistance	20g
	·Working power supply	18-35VDC
	·Allow overload	Three times the rated range of the silicon piezoresistive sensor
		2 times the rated range of the micro melted silicon piezoresistive sensor
	·Material of the part in contact with the medium
	·Silicon piezoresistive sensor	316L stainless steel micro melted silicon piezoresistive sensor
	·Process connectors	17-4 stainless steel;Stainless steel 304
	·Air conducting cable	Polyurethane rubber with an outer diameter of φ 7-3mm
	·Material of non-contact parts with the medium
	·Shell	Die cast aluminum with epoxy resin spray coating
	·O-ring	Nitrile rubber
	·monitor	Plastic PVC

Exterior structure

Electrical connection

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