CONTROLLER AND MASS FLOW METER. PRINCIPLE THERMAL DISPERSION
GAS AIR
CALIBRATION 0 TO 3 LITERS / MIN (REF .: 21.1 ºC, 1 ATM ABS)
ACCURACY ± 1.0% F.E FOR 0 TO 100% RANGE
REPEATABILITY ± 0.5% F.E
RESPONSE TIME APPROXIMATELY 1 SECOND TO ACHIEVE INSTANTANEOUS FLOW WITH
DEVIATION OF UP TO ± 2% FOR VALUES ​​BETWEEN 25 AND 100% OF THE FULL SCALE.
TEMPERATURE COEFFICIENT 0.15% F.E / ºC
PRESSURE COEFFICIENT 0.01% F.E / PSI
40: 1 RANGEABILITY
TIME CONSTANT 300MS
OUTPUT SIGNALS (INSTANTANEOUS FLOW) 0-5 VDC LINEAR, 1000 OHMS MAX.
4-20 MA, 500 OHMS MAX.
COMMAND SIGNALS
(VALVE SETPOINT)
REMOTE SETPOINT VIA 0-5 VDC OR 4-20 MA SIGNAL (STANDARD)
LOCAL SETPOINT VIA INTERNAL POTENTIOMETER
OPEN / CLOSE COMMANDS VIA NPN SIGNALS
POWER (CONSUMPTION) 12 TO 26 VDC (800 MA)
DISPLAY YES, 3.1 / 2 DIGIT LCD
ELECTRICAL CONNECTION DB15 MALE CONNECTOR. CABLE INCLUDED
METALS IN CONTACT WITH GAS ANODIZED ALUMINUM, 316 STAINLESS STEEL AND BRASS
MEASURING BLOCK ANODIZED ALUMINUM
VITON-A SEALS
CONNECTIONS 1/4 ”BRASS COMPRESSION TERMINAL
TEMPERATURE (AMBIENT AND GAS) 0 TO 50 ° C – USE ONLY IN DRY GASES
MAX SUPPORTED PRESSURE 1000 PSIG (70 BAR)
OPTIMIZED PERFORMANCE: 25 PSIG (1.73 BAR)
DIFFERENTIAL PRESSURE MAX. 50 PSI (3.4 BAR)
PRESSURE DROP SEE CATALOG
TILT SENSITIVITY SHOULD NOT BE GR