• Dimensions Weight 130mm x 125mm x 61mm / 5.1" x 4.9" x 2.4" (excluding cable gland/external connector) Weight 350g/0.77lbs
• Housing Material Moulded plastic, 2-part, material Glass Reinforced Polyamide, UV resistant.
• Operating Temperature -30°C to +55°C / -22°F to 131°F
• Storage Temperature 0°C to 30°C / 32°F to 86°F
• Humidity 10 – 100% RH
• Environmental Protection IP68 (less if a pressure relief vent is fitted – rating dependent on vent rating)
• GSM module options 2G GSM/GPRS 850/900/1800/1900MHz - Quad band
  3G UMTS/HSDPA 900/2100MHz or 850/1900MHz
  3G UMTS/HSPA+/WCDMA 900/2100MHz or 850/1900MHz or 800/850/900/1900/2100MHz
  GPS Option.
• Pressure sensor Pressure sensors from various manufacturers operating from 5V supply may be connected. 0V to 5V Ratiometric or programmable compensated reduced span (other than 0-100%)
• Dial-gauges 5V Rochester Senior/Junior Twinsite/R3D (Rochester DS-1318.pdf compatible as standard)
• Accuracy/resolution 10-bit (1023) A/D resolution, Accuracy is dependent on the gauge used
• 2 x Pulse counter inputs 2 x volt free switch inputs with pull up resistors to 5V
• Loop current measurement 120 ohm internal load. 4-20mA measurement possible with external energising source.
• Serial data Serial data formats are supported
• Power requirements Battery pack with standard cell sizes connected with a 2 wire harness included
• Battery technology 3.6V Lithium Thionyl Chloride Exi “Bobbin type” construction
• Battery life Various depending on battery selected and usage. >> 10 years daily contact possible with D-cell
• Safety ATEX Zone II 1 G-Ex ia IIB T4 Ga [-30 < Ta < +55°C] [-22°F < Ta < 131°F] and IECeX/Hazloc
  equivalents (A and C size cells only)
• Conformance CE, IEXeX, RoHs and others as required
• Manual Activation Magnetically activated reed switch when closed (or open) / Audible buzzer / Internal LED
• Installation Undoing 2 x captive screws give access to:
  ? Sli-SIM (25mm x 15mm x 0.76mm)(1" x 0.6" x 0.03") holder
  ? Battery power connection (shipped unconnected)
  ? Connector for wiring Rochester R3D/Twinsite gauge/pressure sensor/pulse inputs
  ? LED/buzzer (also audible when closed)
  ? Mobile phone configuration & operational verification.

• External connection IP68 Cable gland (side or bottom) / IP68 bulkhead connector, e.g. Switchcraft EN2 series. 4 positions.
• Server radio communications 2G & 3G module options for targeted geography or global coverage. Prepared for 4G migration
• Antenna Internal with option for antenna coupler with SMA connector to allow connection of an external GSM antenna
• Battery size Several options up to a D cell size are available
• Data Communications Custom input serial and output data packet formats can be discussed for volume users
• RF module option 1. ISM band short range communications for additional sensors.
• Fixing/Mounting Screw mounts (4), tie wrap, & pole mount features are standard. External magnets may be attached into self-tapping screw bosses.

? LPG/Propane tank dial-gauge position measurement

? Rochester R3D / Twinsite Senior/Junior

? Pressure sensor based vented tank liquid level monitoring

? Kerosene, Diesel, Gasoline

? Oils/Waste Oils

? Other hazardous/non hazardous

? Utility meters/Flow meters

? Pulse output accumulation and reporting

? Absolute encoder serial output protocols

? Tanks

? Fixed or mobile

? Vented or pressurised

? Underground

? Tank size limited only by the capability of the sensor connected

? Optimise delivery or collections

? Spot and continuous inventory measurement

? Configurable reporting schedule and alarms