TEK687 Gen3

• Dimensions 70mm (W) x 40mm (L) x 142mm (H) ±1mm / 2.75”(W) x 1.57(L) x 5.6” ±0.04”
• Weight 93g/0.2lbs
• Housing Material UV Stabilized Polypropylene
• Operating temperature -20°C to 60°C / -4°F to +140°F(Note 1)
• Storage Temperature -20°C to 60°C / -4°F to +140°F(Note 1)
• Altitude range <2Km/1.25miles above sea level
• Environmental Protection IP67 – Outdoors
• Radio frequency EU/UK/NZ/AUS: 433.92 MHz FM, EU: 868.3 MHz FM, USA: 914.5 MHz FM
• Radio output power 433MHz EU/UK/NZ/AUS: 5dBm ± 2dBm, 868MHz EU: 11dBm ± 2dBm, 914MHz USA: 0dBm +/-2dBm
• Receiver Sensitivity N/A
• Ultrasonic range >12cm to <4M / >4.7” to <157”(Note 2)
• Ultrasonic signal diversion 30°(Note 3)
• Material compatibility (Note 4)
• Power requirements VARTA CR2450 3V Li-Manganese dioxide / Organic Electrolyte (fitted)
• Battery life > 5 Years
• Humidity range 15% - 95%
• LCD Display 10 level bar graph with refill/error icons
• Alarm LED Red LED flashes to indicate an alarm as required (consult factory)(Note 5)
• Ultrasonic Resolution 1cm / 0.39”
• Accuracy Typically ±2cm from 12cm to 3m / ±0.8” from 4.7” to 118”

Note 1: Storage and operation above 20°C /68°F may reduce battery life.

Note 2: Based on a measurement to a flat liquid target of size 30cm2 / 4.65” 2.Alarm functionality is disabled when the ullage is <24cm /9.5”. Accuracy above 3M /118” decreases to ±5cm/2”

Note 3: The maximum spatial diversion of the ultrasonic signal will be < 30° from the central axis of the transducer.

Note 4: Suitable for use in tanks for the storage of water diesel fuel, kerosene, gas oil types A2,C1,C2 and D as defined by BS2869. Note 5: Alarm functionality only in the range 25cm / 9.8” to 300cm/118”.

• Adapter 1½” BSP external thread adapter, 70mm (W) x 49mm (D) x 27mm (H) / 2.75”(W) x 1.9”(L) x 1.06”(H) –(Included with European versions) 2” NPSM external thread adapter, 79mm (W) x 70mm (D) x 16mm(H)/ 3.1”(W) x 2.75”(L) x 0.62”(H) – Optional
• Gasket (included) Material EPDM, 70mm (W) x 40mm (D) x 4mm (H) ±1mm / 2.75”(W) x 1.57(D) x 0.16”(H) ±0.04”Distance between hole centres 50mm ±1mm / 1.96” ±0.39”
• Screws (included) No.8 X 19mm (.75”) Panhead Pozi-drive Stainless steel

EU/UK/NZ/AUS variants meet the intent of Directive 89/336/EEC for Electromagnetic compatibility and the Low voltage directive 73/23/EEC for product safety and the R&TTE directive 1999/5/EC for radio. Compliance was demonstrated to the following specifications as listed in the official journal of the European Communities.

• EN 55022,A1,A2 Limits and methods of measurement of radio disturbance characteristics of information technology equipment.
• EN 61000 Electromagnetic compatibility
• EN 55011 Industrial, scientific and medical (ISM) radio-frequency equipment
• EN 60335-1 Safety of household and similar appliances
• EN 300 220-3 Electromagnetic compatibility and Radio spectrum Matters (ERM) - Short Range Devices (SRD);
• FCCUsed for 914.5MHz variant. Part 15 Transmitter for low-power communications equipment. Identifier: S6T687
• RoHs ComplianceYes

• Liquid level monitoring

• Fuel – Oil, Kerosene, Diesel

• Lubricants

• Additives

• DEF / AdBlue

• Coolants

• Water

• Waste Oil

• Wastewater

• Chemicals - *This product may not be suitable for monitoring of certain corrosive and hazardous chemicals. List of product compatible chemicals to be verified with Tekelek representative.

• Commercial or Domestic Tanks

• Interior, Exterior & Underground Tanks

• Fuel Distribution Companies