Meter diameter (mm)： And the connection mode 25,40,50,65,80,100,125,150,200,250,300 use flange connection
Precision grade   ±1.5%R,±1.0%R,±0.75%R(special)
Quantity range：  1:10;1:20;1:30
Instrument material： 304 stainless steel;Impeller: anticorrosive ABS or high quality aluminum alloy;Monitor: cast aluminum
Measured medium temperature (℃) ： -30℃~+80℃
Environmental conditions of temperature ：-20℃~+60℃
, relative humidity 5%~90%
, atmospheric pressure 86 ~ 106 kpa
The output signal
Sensors pulse frequency signal, the low level 0.8 V or less, high level 8 V or higher
two wire system 4 ~ 20 madc current signal Power supply
VOLTAGE + 12 VDC and + 24 VDC (optional) + 24 VDC
Display type instrument comes with 3 v lithium battery
Signal transmission line  STVPV3 x 0.3 (three-wire system), 2 x 0.3 (two wire)
transmission distance   ≤1000m
Protection IP65
Explosion-proof grade basic   ExdIIBT6