Non-contact temperature measurement

Infrared Temperature Sensors & Pyrometers

Calex non-contact pyrometers — supplied across India by Parshvi Technology

Measure surface temperature from the heat it radiates — no contact, no wear. From simple 4–20 mA heads to Modbus networks, -40 to 2000 °C, including intrinsically safe models.

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  • 17 global brands
  • Since 2011
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  • Ranges from -40 °C up to 2000 °C
  • 4–20 mA, thermocouple, voltage, Modbus and CAN outputs
  • Short-wavelength models for metals
  • Intrinsically safe ATEX / IECEx versions

Products

Calex pyrometer range

Pick a model to get its price and datasheet — or tell us your target and temperature and we'll recommend one.

PyroCouple

PyroCouple

Simple infrared temperature sensor with analogue output

  • -20 to 500 °C (by model)
  • 4–20 mA, mV, J or K thermocouple
  • ±1 % or ±1 °C
  • Fixed emissivity 0.95
PyroEpsilon

PyroEpsilon

Fixed infrared temperature sensor with adjustable emissivity

  • Adjustable emissivity
  • Analogue output
PyroMini 2.2 Series

PyroMini 2.2 Series

Short-wavelength non-contact sensors for metal surfaces

  • 100 to 2000 °C
  • 2.0–2.6 µm wavelength
  • 18 × 45 mm head, IP65
  • Ideal for steel & metals
PyroMini (separate electronics)

PyroMini (separate electronics)

Miniature sensing head with separate electronics module

  • Heads rated to 120 °C or 180 °C ambient
  • No cooling needed
PyroMini OEM

PyroMini OEM

Low-cost pyrometer for machine manufacturers

  • No configuration needed
  • 55 mm sensing head
  • Fixed emissivity for non-reflective materials
PyroMiniUSB (RS-485 Modbus)

PyroMiniUSB (RS-485 Modbus)

Miniature pyrometer with RS-485 Modbus for multi-channel systems

  • -20 to 1000 °C
  • RS-485 Modbus RTU
  • Up to 247 sensors per network
  • ±1 % or ±1 °C
PyroMiniUSB (USB)

PyroMiniUSB (USB)

USB infrared temperature sensor for benchtop and laboratory

  • -20 to 1000 °C
  • USB interface
  • Emissivity 0.2–1.0
  • 8–14 µm
PyroNFC

PyroNFC

Smartphone-configurable pyrometer with voltage or thermocouple output

  • 0 to 1000 °C
  • 0–5 / 0–10 V or K thermocouple
  • NFC setup + alarm output
  • ±1.5 % or ±1.5 °C
PyroCAN

PyroCAN

Pyrometer with digital CAN interface

  • -20 to 1000 °C
  • CAN, 250 kbps
  • ±1 % or ±1 °C
  • 8–14 µm
PM180 Pyrometer Hub

PM180 Pyrometer Hub

6-channel Modbus pyrometer hub with data logging

  • Up to 6 sensors
  • 2.83" touch display
  • Data & alarm logging
  • 10–30 V DC
ExTemp

ExTemp

Intrinsically safe infrared pyrometer for hazardous areas

  • -20 to 1000 °C
  • ATEX Ex II 1GD
  • IECEx Ex ia IIC T4 Ga
  • 4–20 mA loop
ExTempMini

ExTempMini

Miniature intrinsically safe sensor for high ambient temperatures

  • Sensing head up to 180 °C ambient
  • ATEX / IECEx Ex ia
  • Zone 0 / 20

Brands we represent

Our Brands & Partners

Genuine products from 17 global manufacturers, supported in India by Parshvi Technology.

Auburn logo

Auburn

Beck logo

Beck

Calex logo

Calex

Chemitec logo

Chemitec

Econox logo

Econox

Exner logo

Exner

Filsa logo

Filsa

HAUBER-Elektronik logo

HAUBER-Elektronik

Halstrup-Walcher logo

Halstrup-Walcher

Höntzsch logo

Höntzsch

KxS logo

KxS

Kuntze logo

Kuntze

Pixsys logo

Pixsys

Produal logo

Produal

Seli logo

Seli

Shinko logo

Shinko

Trumen logo

Trumen

Selection guide

How to choose the right pyrometer

Simple analogue output

→ PyroCouple · PyroEpsilon

Simple signal; PyroCouple covers -20 to 500 °C

Metals / high temperature

→ PyroMini 2.2

Short wavelength, up to 2000 °C on low-emissivity metals

Hot ambient around the sensor

→ PyroMini (separate electronics)

Heads rated to 120 °C or 180 °C ambient without cooling

Local display

→ PyroSigma · PyroMini 2.2 touchscreen

Reading at the sensor, not just at the controller

Many measuring points

→ PyroMiniUSB Modbus · PyroCAN · PM180

Up to 247 sensors on RS-485, or 6 sensors into one PM180 hub

Hazardous areas

→ ExTemp · ExTempMini

Intrinsically safe, ATEX/IECEx Zone 0/20, 4–20 mA loop

Why Parshvi

Process Measurement & Automation Since 2011

2011

Since 2011

17

Global brands

India & Asia

Serving India & Asia

Fast

Quote turnaround

Expert

Application engineering

Full

Warranty & official documentation support

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Other products we supply

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Need something else? We supply 17 global brands — ask our engineer.

FAQ

Pyrometer FAQs

Not sure which model fits?

Tell us your target surface, distance and temperature — we'll recommend the right sensor.