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EM500-PT100-915M PN: T050 Platinum Temperature Sensor

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Milesight EM500-PT100-915M T050 sensor with red Teflon cable, 304 stainless steel 3-wire platinum probe and IP67 LoRaWAN transmitter

Product Description

EM500-PT100-915M PN: T050 Platinum Temperature Sensor is a long-range industrial resistance-temperature monitoring system designed for harsh environments.

It combines a 3-wire platinum resistance probe with a battery-powered LoRaWAN transmitter for monitoring compatible liquid and gas processes, machinery, ovens, cooking equipment, boilers, chimneys and laboratory equipment.

Only PN: T050 specifications: The T050 probe measures −200°C to +50°C , with 0.1°C resolution and Class B accuracy.

The OEM's T050 ordering information lists typical accuracy of ±0.5°C (−40°C to +40°C), ±1°C (−140°C to +50°C) and ±1.5°C (−200°C to −140°C), with the ranges reproduced as supplied in the datasheet.

Applications

Temperature Monitoring Temperature Logging Cold Chain Monitoring Warehouse Monitoring Environmental Monitoring Remote Equipment Monitoring

Product Specifications

Brand / OEMMilesight
Product ModelEM500-PT100
Specific Part NumberT050
Listed Model Suffix915M
Sensor Type3-wire platinum resistance temperature sensor (RTD)
T050 Temperature Measurement Range−200°C to +50°C
T050 Accuracy ClassClass B
T050 Typical Accuracy, −40°C to +40°C±0.5°C
T050 Typical Accuracy, −140°C to +50°C±1°C (as listed by OEM; ranges overlap)
T050 Typical Accuracy, −200°C to −140°C±1.5°C
T050 Temperature Resolution0.1°C
T050 Probe Construction304 stainless steel straight tube
T050 Probe DimensionsØ4 mm × 30 mm
T050 Probe Ingress RatingIP30
T050 Probe Cable MaterialTeflon
T050 Cable Operating Temperature−200°C to +290°C
Standard Sensor Cable Length1.5 m (customizable)
Probe InstallationContact temperature measurement
Wireless TechnologyLoRaWAN®, Milesight D2D
Internal AntennaYes
Available Radio RegionsCN470 / IN865 / RU864 / EU868 / US915 / AU915 / KR920 / AS923-1/2/3/4
Transmission Power16 dBm (868 MHz) / 20 dBm (915 MHz) / 19 dBm (470 MHz)
Receiver Sensitivity−137 dBm at 300 bps
Activation and Device ClassOTAA / ABP, Class A
Maximum LoS RangeUp to 10 km under suitable line-of-sight conditions
Internal LED Indicator1
Internal Power / Reset Button1
USB InterfaceInternal USB Type-C for configuration and console
Power On / OffNFC or internal power button
ConfigurationNFC mobile app / USB Type-C PC software / LoRaWAN downlink
History / Data StorageUp to 1,000 entries; retrieval and retransmission
Advanced FeaturesThreshold alarm, change alarm, Milesight D2D Controller
Battery1 × 19,000 mAh ER34615 Li-SOCl₂ battery, replaceable
Battery LifeUp to 10 years (OEM lab, 10-minute interval, 25°C)
Transmitter Operating Temperature−30°C to +70°C
Transmitter Relative Humidity0–100% RH, non-condensing
Transmitter Ingress ProtectionIP67
Transmitter Material / ColorABS + PC, Grey
Assembly Weight362.7 g (battery, mounting bracket and probe included in weight measurement)
Transmitter Dimensions105.4 × 71 × 69.5 mm
Transmitter InstallationPole / Wall / DIN rail mounting
OEM Regulatory ApprovalsCE, FCC, ISED, ICASA, Telec
OEM Environmental ComplianceRoHS

Product Features

  1. T050 is the Class B probe option in the Milesight EM500-PT100 industrial temperature sensor series; this listing contains no T200, T500 or T800 probe specifications.
  2. T050 measures −200°C to +50°C with a temperature resolution of 0.1°C.
  3. OEM T050 typical accuracy: ±0.5°C (−40°C to +40°C), ±1°C (−140°C to +50°C), ±1.5°C (−200°C to −140°C); ranges reproduced from manufacturer's ordering table.
  4. 3-wire resistance temperature detection helps reduce lead-wire error in suitable measurement installations.
  5. T050 straight-tube probe is 304 stainless steel, diameter 4 mm and length 30 mm, and has an IP30 probe rating.
  6. Standard probe cable length 1.5 m, customizable; T050 Teflon cable is specified for −200°C to +290°C.
  7. LoRaWAN radio operates in OTAA/ABP Class A with an internal antenna and Milesight D2D functionality.
  8. EM500-PT100 frequency options include CN470, IN865, RU864, EU868, US915, AU915, KR920 and AS923 variants; supplied 915M hardware needs verification for India.
  9. LoRaWAN transmit power 16 dBm at 868 MHz, 20 dBm at 915 MHz, 19 dBm at 470 MHz; sensitivity −137 dBm at 300 bps.
  10. Wireless transmission distance can reach up to 10 km line of sight under favorable conditions.
  11. IP67 protection applies to the transmitter housing, not the T050 probe, which is specified as IP30.
  12. One internal LED indicator, one internal power/reset button and one internal USB Type-C interface for configuration and console.
  13. Configure by NFC mobile app, PC USB Type-C software or LoRaWAN downlink through compatible infrastructure.
  14. Local storage for 1,000 records plus data retransmission, retrieval, threshold alarms and temperature-change alarms.
  15. Powered by one replaceable 19,000 mAh ER34615 Li-SOCl₂ battery; up to 10 years under 10-minute report interval at 25°C in OEM lab tests.
  16. Transmitter operating temperature −30°C to +70°C, 0–100% relative humidity non-condensing.
  17. Transmitter dimensions 105.4 × 71 × 69.5 mm and grey ABS + PC housing; assembly weight 362.7 g including probe, battery and bracket.
  18. Supports pole, wall or DIN-rail transmitter mounting; T050 probe is installed for contact temperature measurement.
  19. Manufacturer lists CE, FCC, ISED, ICASA and Telec regulatory approvals and RoHS environmental compliance; verify the exact shipped regional version.

Package Includes

  • 1 × Milesight EM500-PT100-915M Industrial Temperature Sensor system, PN: T050 (ordered device)
  • 1 × T050 3-wire 304 stainless steel PT100 probe with standard 1.5 m Teflon connection cable (confirm supplier packing configuration)
  • Battery, mounting bracket, screws/straps and accessories: final inclusion must be confirmed against supplier quotation and packing list

Frequently Asked Questions

What is the EM500-PT100-915M T050 Platinum Temperature Sensor used for?
The Milesight EM500-PT100 with T050 probe measures contact temperatures from −200°C to +50°C and reports readings over LoRaWAN. Applications include compatible liquid or gas processes, machinery, ovens, boilers, chimneys and industrial/laboratory equipment.
What are the main features of this T050 model?
It has a three-wire Class B PT100 platinum probe with 0.1°C resolution, 304 stainless steel Ø4 × 30 mm sensing tip, 1.5 m Teflon cable and IP30 probe rating. The IP67 LoRaWAN transmitter supports NFC and downlink setup, local historical records, alarms and a 19,000 mAh replaceable battery.
What specifications should I check before choosing this product?
Check T050's −200°C to +50°C range and Class B accuracy, 3-wire probe arrangement, Ø4 × 30 mm stainless steel tip, IP30 probe rating, 1.5 m cable, and the separate IP67 transmitter rating. For India, confirm whether the 915M unit is compatible with the required IN865 band; the regional model is not verified.
How should I prepare the EM500-PT100 T050 for use?
Mount the IP67 transceiver on a pole, wall or DIN rail, place the T050 probe in suitable contact with the surface or medium being monitored, confirm the battery and network region, then configure via NFC mobile app, USB Type-C PC software or LoRaWAN downlink. Do not expose the IP30 T050 probe to conditions unsuitable for that rating.
What is included in the package and what is the warranty?
The listed product is one Milesight EM500-PT100-915M system with PN T050 temperature probe. Standard T050 probe cable is 1.5 m; actual battery and mounting accessory inclusion must be confirmed from the quotation. TwoElectrons provides a 1-year seller warranty subject to its terms.

Other Information

Sensor-Specific Probe Notice

This product uses only the T050 Class B probe with −200°C to +50°C measurement range. The probe is IP30 with a 304 stainless steel Ø4 × 30 mm sensing tip and Teflon cable. The transmitter is separately IP67; do not apply IP67 to the probe.

Accuracy Data

The manufacturer T050 ordering table lists ±0.5°C at −40°C to +40°C, ±1°C at −140°C to +50°C, and ±1.5°C at −200°C to −140°C. The manufacturer’s ranges overlap; values are reproduced without altering the OEM statement.

Installation

Select a suitable contact point for the probe, respecting −200°C to +50°C measurement limits and its IP30 rating. Mount the IP67 LoRaWAN transmitter on a pole, wall, or DIN rail, outside any environment exceeding its −30°C to +70°C operating range. Follow the OEM instructions and appropriate site safety procedures.

Radio Network and Remote Configuration

Configure via NFC, internal USB Type-C or remote LoRaWAN downlink. OTAA/ABP Class A and Milesight D2D are supported. Use a compatible LoRaWAN gateway and network server for remote sensor data reporting. Confirm exact regulatory band for the 915M variant; IN865 is listed by OEM as a different possible regional option.

Package and Accessories

The OEM datasheet describes the PT100 system and T050 probe options but does not provide a definitive box-content list. Confirm the T050 cable length, mounting hardware and installed/replacement battery with TwoElectrons before ordering.

OEM Link

https://www.milesight.com/iot/product/lorawan-sensor/em500-pt100

Warranty Information

1 Year Seller Warranty

This item is covered with a standard warranty of 1 year from the time of delivery against manufacturing defects only. This warranty is given for the benefit of TwoElectrons customers from any kind of manufacturing defects. Replacement will be done against manufacturing defects.

What Voids Warranty

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

Shipping & Returns Policy

Shipping Policy:
  • In-stock items are delivered within 7-10 working days for orders within India. Delivery varies based on location and courier service.
  • In-stock items are delivered within up to 20 working days for orders outside India. Delivery varies based on location and courier service.
  • If the item is out of stock, you can still place an order. The estimated delivery time will be notified to you by email.
Return & Refund Policy:
  • Return window: 7 days from receipt unless stated otherwise.
  • No refunds or replacements after the return window.
  • Returns are accepted only for non-working or damaged products.
  • Initiate return requests from here: Return Request or contact us at 09831070550.
  • Refunds are processed within 3-4 working days after inspection and approval.

Main Features

  • T050 3-wire platinum RTD temperature probe with −200°C to +50°C measurement range
  • 0.1°C resolution and Class B accuracy; OEM provides range-specific typical accuracy
  • 304 stainless steel straight probe, Ø4 × 30 mm, with IP30 probe rating
  • Corrosion-resistant Teflon probe cable, rated −200°C to +290°C
  • LoRaWAN® Class A communication and Milesight D2D support
  • Up to 10 km line-of-sight communication under suitable conditions
  • IP67 transmitter suitable for harsh industrial installations
  • 19,000 mAh replaceable ER34615 Li-SOCl₂ battery; manufacturer laboratory estimate up to 10 years
  • NFC app, USB Type-C PC console or LoRaWAN downlink configuration
  • 1,000 data records, data retransmission and threshold/change alarms
  • Compatible with standard LoRaWAN gateways/network servers and Milesight IoT Cloud
  • Industrial liquid/gas, machine, boiler/chimney, oven and laboratory temperature monitoring
SKU: 2ESE2186
₹ 54,101.00
For bulk orders, volume pricing & B2B enquiries, contact our team →

Lead time

QUANTITY DISPATCH
1-10 units Order from India: 7-10 working days
Order outside India: Up to 20 working days
10+ units To be negotiated
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