PyroNet GSM (Discontinued)
Contact Calex for similar products


  • Monitor temperatures from anywhere in the world
  • View, analyse and download temperature data via the hosted web interface
  • Unit transmits measurement data to the internet via cell phone network
  • Up to 4 sensor inputs per unit

Software Features - PyroNet GSMView

  • View and export data via a web browser
  • Configure the PyroNet GSM unit remotely
  • API included for third-party data export
  • See configurable graphs
  • Send alarms via email

General Specifications

4 x analogue inputs, selectable 0-20 mA, 4-20 mA, 0-5 V, 0-10 V or digital ON/OFF

Optional plug-in board with 5 x digital or pulse inputs - contact Calex.
Compatible with
PyroCouple, PyroMini, PyroUSB, or any other sensor with analogue voltage or current output
Input resolution
10 bit (1024 increments) over 10 volts
Sample rate
Configurable depending on data subscription (typically 1 transmission per 10 minutes, or 1 transmission per hour)
-R models: 2 relay outputs rated 30 V DC, 2 A
40 x 40 mm, 128 x 128 pixel resolution, backlit
Programming interface
USB port for configuration and firmware updates
Firmware updates
Via USB or GSM network
2 years

Telecommunications Specifications

Approvals & Conformity
Conforms with R&TTE Directive; GE, GCF, FCC, PTCRB, IC, ANATEL approved
Modem type
Quad-band GSM & GPRS 850/900/1800/1900 Mhz
Output power
Class 4 (2 W) 850/900 MHzClass 1 (1 W) 1800/1900 MHz
Internal antenna built in as standard. Optional external antenna via SMA connector

Environmental Specifications

Environmental rating
138 x 76 x 68 mm (exclusing cable glands)

Electrical Specifications

Input connector
Removable screw terminals, pitch 3.81 mm. 4 x 3-pin connectors for sensors, 1 x 2-pin connector for power
Power supply
3.9 V battery (-B models) or 6-24 V DC, 0.5 A (-DC models)
Output power to sensors
3.9 V (unregulated), 5 V or 21.6 V
Output current to sensors
31.25 mA max.

Typical Applications

Highway monitoring
Road surface temperature can be periodically monitored and logged to the web.
Railway track temperature
In high temperatures, railway tracks can buckle, or in winter points can freeze. Monitor the temperature automatically in remote locations with an infrared sensor and transmit it immediately to the internet for analysis.
Wind industry
Check the temperature of bearing housings and brake discs in wind turbines. Receive high-temperature alerts from PyroGSMView.

System diagram

Dimensions (mm)

PGANT – External antenna with connection kit
PGBAT – Battery, 3.9 V, 16 Ah, non-rechargeable, with built-in secondary cell. For PGSM-B models.
Monthly Subscriptions
Subscriptions include a SIM card, access to PyroNet GSMView, and a daily allowance of 24 transmissions ( 1 per hour) or 144 transmissions (1 every 10 minutes) as standard. Other  options are available.
Optionally, alarm events may be transmitted by SMS and email.
Contact Calex to discuss your requirements.

Ordering Information