Adaptive Modules

Site Last Updated: Tuesday, February 5, 2008

Owa21I - Telemetry (Wireless sensor & control applications)

Owa21A

Handle your distributed telemetry application by means of a powerful wireless GPRS node installed in your remote equipment.

Low power mode solutions and battery back-up to allow remotely installed devices to run with minimum on site maintenance

All the experience of the owa2x products focused in a specialized product for wireless sensor & control applications

General Specifications

  • Power Supply:
    • Nominal voltage range 6 to 36 Vdc
  • Interfaces:
    • Power supply
    • 3 Digital inputs, 1 digital output, 1 power output
    • Power ON/OFF input signal
    • 2 Analog inputs
    • RS-232 serial port
    • RS-485 port
    • SPI serial port for owa21X accessories
    • GSM antenna connector
    • 1 Odometer input
  • Approvals:
    • CE Marking
  • Power consumption-Typical average @ 12V
Zero Power Mode 25 uA
Low Power Mode 1 mA
Sleep 5 mA
Run 125 mA
  • External LEDs for status information
  • RTC with dedicated battery, 1 month autonomy at 25°C
  • Temperature ranges
Operating (fully GSM compliant) -20°C to +70°C
Operating with GSM OFF -40°C to +85°C
Storage -40°C to +85°C
With internal battery back-up accessory -20°C to +60°C

Firmware Specifications

  • 32 Bits RISC ARM7 core up to 60 MIPS (Dhrystone 2.1) at 70 Mhz
  • Linus OS (Kernel v.2.4.18)
  • TCP/IP Stack
  • Memory:
    • 8 Mbyte FLASH
    • 16 Mbyte RAM
  • Application programming interface for:
    • Owa21A control
    • Power management
    • GSM/GPRS
    • Internet connection
    • Controlling all the interfaces: I/Os
  • Multiplexed communication supported with GSM/GPRS modem allowing GSM events and SMS during GPRS connection

GSM/GPRS Specifications

  • EGSM 900 / GSM1800
  • Power output at 900 MHz: 2W
  • Power output at 1800 MHz: 1W
  • GPRS class B, class 10 (4+2)
  • Audio and CSD data calls
  • SMS (MT/MO)

Mechanical Specifications

  • Dimension (mm): 106 (w) x 27 (H) x 55 (L)
  • Weight 170g (plain device with no accessories)
  • Material: Aluminum anodized
  • Connectors
    • GSM: FAKRA D Plug
    • AMP Micro mate-N lock 14 pins
    • RS-232 DB-9 (female)
    • Molex Mini-fit 6 pins
    • Tamper proof SIM card holder

Universal Development Kit

A development kit is available, including:

  • GSM/GPRS, GPS and Bluetooth/WLAN antennas
  • Developer’s board
  • Power supply cables
  • Cables for interfaces
  • CD with: Cross compiler, API’s library, manuals, and application notes.
  • Wall-plug to supply the owa21 and development board

Related Products and Accessories

  • Internal Battery back-up accessory 1000mAh
  • External piggy back accessory with high capacity battery
  • owa21A-TRACK
  • owa2X products