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AMP-RHT485 Industrial RS485 Modbus Temperature & Humidity Sensor

Amptronics Systems Private LimitedHyderabad, TG

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Anchored to the MCA registerCIN U74900TG2012PTC081177

Brand Amptronics

Price on request. Ask the factory for a quote.

MOQ not declared by manufacturerLead time not declared by manufacturerCurrency INR

Key attributesAll specs

Brand

Amptronics

Place of origin

Hyderabad, TG, India

Housing

PC+ABS, black

Accuracy

±2 °C

Mounting

Wall bracket, 2 × Ø3.5 mm holes at 29 mm centres

Baud Rate

4800 / 9600 / 19200 bps, default 9600 8-N-1

Description

AMP-RHT485 industrial RS485 Modbus RTU temperature, humidity and dew point sensor: SHT4x, ±0.2 °C, ±2% RH, 5–24 V DC, up to 32 sensors per bus.

Key attributes

Brand	Amptronics
Place of origin	Hyderabad, TG, India
Housing	PC+ABS, black
Accuracy	±2 °C
Mounting	Wall bracket, 2 × Ø3.5 mm holes at 29 mm centres
Baud Rate	4800 / 9600 / 19200 bps, default 9600 8-N-1
Interface	RS485, Modbus RTU (function code 03)
Bus Length	Up to approx. 1,200 m (depends on cable and baud rate)
Connection	4-core cable: red V+, black GND, yellow A+, green B−
Hysteresis	< ±0.8% RH
Resolution	0.1 °C (0.01 °C on request)
Response Time	Approx. 8 s (33–75% RH, moving air)
Supply Voltage	5–24 V DC
Devices Per Bus	Up to 32
Measured Values	Temperature, relative humidity, dew point
Measuring Range	-60 °C to +80 °C
Sensing Element	Sensirion SHT4x digital temperature & humidity sensor, fully calibrated
Probe Dimensions	Ø14 × 110 ±5 mm
Current Consumption	≤ 1 mA typical, 1.5 mA max
Long Term Stability	< ±0.25% RH per year (clean environment)
Storage Environment	-40 °C to +85 °C, 0–100% RH (non-condensing)
Operating Environment	-40 °C to +85 °C, 0–100% RH (non-condensing)

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