Flomec RT40 - Specifications

5
1.2 Specifications
Physical
Glass reinforced Nylon (PA6) with a Polycarbonate lens, Santoprene
gasket, polyester decal. Enclosure provides an IP rating of IP65
Optional powder coated Aluminium enclosure
Temperature
Operating Temperature Range is -30
o
C ~ +80
o
C (-22
o
F ~ +176
o
F)
Electrical Entries
3 entries - M16 x 1.5
LCD Display:
Large dual line LCD with 6 characters 17mm high on top line, 8 characters
7mm high on bottom line. Backlight available with external DC power.
Units
Total units are selectable for Litres, Cubic Metres, US Gallons, Imperial
Gallons, Millilitres (Cubic Centimetres), Quarts, Fluid Ounces, Cubic Feet,
Barrels, Kilograms, Pounds, or Custom.
Units of mass are configured by setting a units/litre conversion value in the
configuration menu.
Input Signals
Two channel pulse/frequency input compatible with standard pulse signals
or quadrature signals from most flowmeters.
Compatible
Sensors
Reed Switch – 120Hz maximum
NPN (hall effect sensor) – 2kHz maximum
Variable Reluctance Coils (Turbine Flowmeters) – 2kHz maximum
Weigand Sensors (voltage pulse signals) – 2kHz maximum
Minimum signal amplitude for Coil signals is 15mV pk-pk
Sensor Power
12V regulated sensor supply is available with external DC power applied.
Battery Power
AA (14505) 3.6V Lithium Thionyl Chloride Battery
Expected battery life under ideal conditions is 5 years
See section 2.3.11 for more details on battery life
External DC Power
Regulated 12V ~ 30V DC
Typical current draw on external power is 100mA across this voltage range
Digital Output
NPN (open collector, sinking) output, 30Vdc / 1A maximum.
100Hz maximum
Digital output is configurable as Scaled Pulse, Unscaled Pulse, High Alarm,
Low Alarm, or High/Low Alarm.