WSD12-EVTT - Energy - Volume - Flow and return temperature
Four Channels WSD - Energy, volume, flow and return temperature (to be used with NTC10K transducers and with thermal energy/flow meter - Type "C" lithium internal battery for a battery life up to 7 years with samples every 10 minutes - IP65.
|Power supply||8.5A/h - 3.6V type “C” lithium internal battery|
|Battery life (*)||Up to 5 years (samples every 10 minutes and radio signal quality at least sufficient)|
|Measures acquired (4 channels)||Pulses from clean contact or “open collector”: · CH1: Thermal Energy
· CH2: Volume
· CH3/CH4: Heat-transfer fluid temperature (Compatibile with any energy meter with pulse digital output)
|Sampling interval (*)||Selectable from one minute to 24 hours (10 minutes default)|
|Datalogger capacity||64,000 samples (for each channel)|
|Working temperature||· Operative: -30°C ÷ +60°C
· Warehousing: -40°C ÷ +70°C
|Radio frequency||ISM 868MHz|
|Radio coverage (**)||Up to 6Km in line of sight(can be extended using WR12 battery powered repeaters)|
|Dimensions||90 x 120 x 50 mm|
|Mounting||Fix on 4 points|
|Cable external diameter||4.7mm maximum|
|Copper wire section||0.05 ÷ 2.5mm² / ÷ 14 AWG|
|Thermal energy - Weight counting (***)||Selectable on board:|
|CH1 (KWh)||CH1 (KWh)|
|NTC10KΩ BETA 3435 inputs - Transducer type||NTC10KΩ BETA 3435 (2 wires)|
|NTC10KΩ BETA 3435 inputs - Measure range||-50°C ÷ +105°C|
|NTC10KΩ BETA 3435 inputs - Measure accuracy||± 0.5°C @ 40°C|
|NTC10KΩ BETA 3435 inputs - Measure resolution||0.01°C|
|NTC10KΩ BETA 3435 inputs - Connection||Internal terminal block|
|NTC10KΩ BETA 3435 inputs - Sensor input||From 0 to 4.5mm Ø cable clamp|
* battery life and sampling interval may be influenced by fieldwork conditions and system configuration.
** radio coverage reachable using up to 32 WR12 repeaters (maximum 16 for each path) between the datalogger and the gateway.
*** refer to selected transducer’s documentation. Setup DIP switches in proper way.