GSM500 M2M

GSM500 M2M 1 587e443414c3ff0fd4e675f56252ea9d

GSM500 M2M is the GSM device for remote-control.

Available in BASIC or GC versions, the GSM500 M2M gateway with Quad Band industrial module allows to send an SMS or a CLI call (ring) to a programmed telephone number when the specific input is closed.

Both versions come with antenna with metal base and connection cable (L=2 m) and external power adapter 230Vac/12Vdc 500 mA.

The GC version comes with built in back up battery and 1 relay for remote activation of connected devices.

M2m Dett



  • Closing input signalling via SMS or CLI call (ring) to a programmed telephone number
  • Equipped with a relay for remote activation via SMS or CLI call (ring) -only GC version-
  • Relay output to be set as monostable or bistable -only GC version-
  • Remote programming via SMS
  • Customizable SMS text
  • Battery check via SMS: low / dead / replaced battery notification -only GC version-
  • External power supply check:power supply failurre / restore notification via SMS -only GC version-
  • Automatic reboot under prolonged GSM signal absence
  • Remote firmware update (OTA via GPRS)
  • Easy installation by connectors and/or terminal blocks
Hardware and Software design and development carried out at the Esse-ti Research Center. 100% made in Italy.


  • GSM/GPRS transmission: Quad Band
  • Transmission power: 1 W: 1800/1900 Mhz, 2 W: 850/900Mhz
  • LED signalling GSM signal strenght (green)
  • GSM flashing signalling: 1, 2, 3 or 4 for low, medium, good or high signal
  • LED signalling operation status (red)
  • LED signalling input status (white)
  • LED signalling line status (blue)
  • Power supply: from 10 to 17 Vdc
  • Power supply input: terminal block or jack for 230 Vac external adapter
  • Back up batteries: NiMH 800 mAh (only GC version)
  • Batteries duration: 8 h in stand by; 1 h in conversation (only GC version)
  • 1 relay: for remote activation (only GC version)
  • Input: normally open
  • Built-in SIM Card slot: internal, 2FF
  • Antenna connector: SMA/f
  • Antenna with metal base and extension cable L=2 m and connector SMA/m
  • External adapter: input 230 Vac 50 Hz; output 12 Vdc 500 mA
  • Dimensions (without antenna): 140 x 90 x 28 mm
  • Weight: 210 g



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