Max Machinery G240 Gear Flow Meter - Manual (Page 7)

Max Machinery, Inc. G Series User Manual © Copyright 2013 Rev. 001Q4
Transmitter Specifications
Supply Voltage & Current
Frequency output 5-26 Vdc @ 30 mA typical
Analog output 12Vdc @ 90 mA typical
24Vdc @ 45 mA typical
Analog Resolution Adjustable without recalibration to any range of
+/- 20mA - Models ending in “A1” and “B1”
+/- 10 Vdc - Models ending in “C1” and “D1”)
FREQUENCY MODEL SPECIFICATIONS
Output (5.0 Volt Supply) No Load 0.00 / 4.80 Volts
2.5K Load to Common 0.00 / 4.60 Volts
2.5K Load to +5 Volts 0.25 / 4.80 Volts
Short Circuit Current (1) 45 mA
Output Impedance 100 Ω
Rise/Fall Time 0.2 μ Sec
Output Update Rate(2) 1 ms
Min/Max Frequency 0-60 kHz
Resolution 1 - 1000 pulses/rev
Ambient Temperature Range Transmitter (Storage) –40ºC to 85ºC (–40ºF to 185ºF)
Transmitter (Operation) (3) –40ºC to 80ºC (–40ºF to 175ºF)
Maximum Temp, Process Fluid (Standard Model) 90ºC (195°F)
(20ºC Ambient, 5V supply) (High Temp Model) 155ºC (310°F)
(Ultra High Temp Model) 225ºC (435°F)
Anti-dither Range Default 50% Revolution of Meter for unidirectional (software selectable
from 1 - 100% of 1 revolution). 2% for bi-directional meters
Signal Filtering Software selectable from 1ms to 250ms time constant
(1) Continuous Short Circuit is not recommended. The output current should not exceed 10 mA
(2) Events are seen as output transitions 1 ms after they occur
(3) Temperature of metered fluid will affect transmitter temperature, see graph