Environment Monitoring Sensors Manufacturer

Small WIFI Temperature Data Logger

Renke RS-YS-WIFI-C-LY-*-*-EX series is a compact, lightweight, and highly protected temperature and humidity data logger. It enables remote monitoring of temperature and humidity in refrigerated boxes, cold storage rooms, or homes. The external probe features a plug-in design, allowing flexible selection of different probes for various monitoring points. With strong data storage capability, it can store up to 65,000 readings.

  • Model: RS-YS-WIFI-C-LY-*-*-EX
  • MOQ: 1 PCS
  • Delivery date: within 24 hours
  • Price: $48~$63

About - Smart Temperature and Humidity Data Logger

Renke RS-YS-WIFI-C-LY-*-*-EX series connects via WiFi to wirelessly measure temperature and relative humidity and transmit data to mobile devices or Windows computers, supporting real-time monitoring by multiple users. This temperature and humidity data logger also supports connection to a Bluetooth printer, allowing data to be printed directly.

The series offers a wide range of models, including single channel temperature data loggers, single channel temperature and humidity data loggers, single channel ultra-low temperature data loggers, single channel ultra-high temperature data loggers, single channel wide temperature data loggers, dual channel temperature data loggers, dual channel temperature and humidity data loggers, dual channel ultra-high or ultra-low temperature data loggers, etc. In addition, external probes are available in multiple types, such as stainless steel probes and PVC probes, to meet different application needs. Please select the model you need from the list below.

Small WIFI Temperature Data Logger WIFI temperature data logger 1

Single-channel temperature data logger with stainless steel probe
Range: -40℃~+80℃
Accuracy: ±0.5℃(25℃)

WIFI temperature and humidity data logger 3

Single-channel temperature data logger with premiun PVC probe
Range: -40℃~+80℃
Accuracy: ±0.5℃(25℃)

WIFI temperature and humidity data logger 8

Dual-channel temperature data logger with stainless steel probe
Range: -40℃~+80℃
Accuracy: ±0.5℃(25℃)

WIFI temperature and humidity data logger 10

Dual-channel temperature data logger with premiun PVC probe
Range: -40℃~+80℃
Accuracy: ±0.5℃(25℃)

WIFI temperature and humidity data logger 5

Single-channel ultra-low temperature data logger
Range: -100℃~+200℃
Accuracy: ±0.3℃(@25℃ 60%RH)

WIFI temperature and humidity data logger 6

Single-channel wide temperature data logger
Range: -200℃~+200℃
Accuracy: ±0.3℃(@25℃ 60%RH)

WIFI temperature and humidity data logger 7

Single-channel ultra-high temperature data logger
Range: 0~300℃
Accuracy: ±0.3℃(@25℃ 60%RH)

WIFI temperature and humidity data logger 12

Dual-channel ultra-low temperature data logger
Range: -100℃~+200℃
Accuracy: ±0.3℃(@25℃ 60%RH)

WIFI temperature and humidity data logger 2

Single-channel temperature humidity data logger with stainless steel probe
Range: -40℃~+80℃, 0%RH~100%RH
Accuracy: ±0.5℃(25℃), ±3%RH(60%RH,25℃)

WIFI temperature and humidity data logger 4

Single-channel temperature humidity data logger with premiun PVC probe
Range: -40℃~+80℃, 0%RH~100%RH
Accuracy: ±0.5℃(25℃), ±3%RH(60%RH,25℃)

WIFI temperature and humidity data logger 9

Dual-channel temperature humidity data logger with stainless steel probe
Range: -40℃~+80℃, 0%RH~100%RH
Accuracy: ±0.5℃(25℃), ±3%RH(60%RH,25℃)

WIFI temperature and humidity data logger 11

Dual-channel temperature humidity data logger with premiun PVC probe
Range: -40℃~+80℃, 0%RH~100%RH
Accuracy: ±0.5℃(25℃), ±3%RH(60%RH,25℃)

Parameters

Power supply5V DC
Rated power consumption6.18mW
Communication interfaceStandard WIFI wireless
Internal storageRecording period adjustable from 1 minute to 24 hours
Recording capacity65,000 readings
Measurement rangePVC and stainless steel probes-40℃~+80℃
Ultra-low temperature probes-100℃~+200℃
Ultra-high temperature probes0~300℃
Ultra-wide temperature probes-200℃~+200℃
AccuracyPVC and stainless steel probe±0.5℃ (25℃)
Ultra-high and low temperature probe±0.3℃ (@25℃ 60%RH)
Operating environment -20℃~+60℃, 0%RH~95%RH non-condensing
Resolution0.1℃
Long-term stability≤0.1℃/y
Response time1≤25s (1m/s wind speed²)
Backup battery lifeApproximately 40 days of use with default data upload interval of 10 minutes.
Power supply5V DC
Rated power consumption6.18mW
Communication interfaceStandard WIFI wireless
Internal storageRecording period adjustable from 1 minute to 24 hours
Recording capacity65,000 readings
Operating environment-20℃~+60℃, 0%RH~95%RH (non-condensing)
Probe measurement range-40℃~+80℃, 0%RH~100%RH
Accuracy±0.5℃ (25℃), ±3%RH (60%RH, 25℃)
Resolution0.1℃, 0.1%RH
Long-term stabilityTemperature: ≤0.1℃/y, Humidity: ≤1%RH/y
Response time1Temperature: ≤25s (1m/s wind speed²), Humidity: ≤8s (1m/s wind speed²)
Backup battery lifeApproximately 40 days of use with a default data upload interval of 10 minutes.

Features

  1. This temperature and humidity data logger features an LCD for easy on-site viewing. It continuously records data from measurement points and uploads data every 10 minutes by default (adjustable). Parameters such as temperature and humidity limits, deviations, and storage settings can be configured via mobile Bluetooth. The logger has an audible and visual alarm that triggers automatically when temperature exceeds the set limits.
  2. Data storage can be manually controlled via buttons, including the interval for storing Bluetooth-printable data. When temperature or humidity exceeds limits (button-adjustable), an over-limit recording interval is automatically enabled (also button-adjustable).
  3. It has a high precision temperature and humidity measurement unit with strong anti-interference performance and a wide measurement range. The large storage chip can hold up to 65,000 records. The WiFi logger can connect to Renke’s free cloud platform for remote monitoring and SMS/alarm notifications.
  4. This Renke temperature and humidity data logger supports two power options: 5V DC for continuous operation or a built-in high capacity lithium battery, which can last about 40 days with 10-minute upload intervals per charge.
  5. The enclosure features built-in magnets for easy attachment to refrigerators or other magnetic surfaces, making installation simple and convenient.

FAQs - Temperature Humidity Data Logger

What are the dimensions of this data logger?

Below is the panel layout and dimensions of this Renke temperature humidity data logger:

temperature and humidity data logger size
  • No.1 is indicator light: Blinks once per minute when the device is running.
  • No.2 is Bluetooth print button: Connects to a Bluetooth printer to print data.
  • No.3 is charging port: DC 5V power supply.
  • No.4 is menu button: Set operational parameters.
  • No.5 is power button: Long press to turn the device on or off.
  • No.6 is LCD screen: Displays real-time temperature and humidity, stored data count, time, battery level, and current operating status.
  • No.8 is magnet: Allows the device to attach directly to metallic surfaces such as a refrigerator.

By default, the data logger uploads real-time temperature and relative humidity, cached data, remaining battery level, and power status.

The RS-YS-WIFI-C-LY-*-*-EX series supports dual-band 2.4 GHz / 5 GHz transmission, working collaboratively to reduce interference and improve speed.

Temperature or humidity exceeding set limits
Power outage alarm
Low battery alarm
Offline alarm

Temperature and humidity loggers are among the most widely used devices today. Multiple solutions are available to meet various needs. Common applications include greenhouses, warehouses, basements, attics, cold storage rooms, pharmaceutical refrigerators, and cold chain transport.

  1. Mounting on an insulated box or wall:
    The product comes with a matching plastic backplate that does not interfere with the probe. First, fix the backplate using flat-head screws on the insulated box or wall, then insert the device from top to bottom into the backplate.
  2. Mounting on a refrigerator or cold storage cabinet:
    The logger’s enclosure has built-in magnets, allowing direct attachment to magnetic surfaces such as refrigerators or cold storage units.
  • Single temperature data logger package:
    Temperature logger ×1
    Charging cable and adapter
    Certificate of conformity, warranty card, calibration report, etc.
  • Temperature and humidity data logger package:
    Temperature and humidity data logger ×1
    Certificate of conformity, warranty card, calibration report, etc.

This data logger device has a 20 cm cable. The standard probe cable is 60 cm, and the ultra-high-temperature probe cable is 3 m.

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