DIGITAL CONTROL FLOBOX
Descriptions
- Feature packed digital performance for analog MFC’s
- Large digital display with pushbuttons
- Power one to four units
- Master-slave ratio control
- Independent totalizers and alarms
Features
- Power input: 100, 110 or 240 VAC (specify when ordering), 50/60 Hz
- Power output: +/- 15 VDC, 250-500 mA
- Signal input from device: User selectable: 0-5 & 0-10 VDC, 4-20 mA
- Analog output: Set point and output user selectable 0-5 & 0-10 VDC, 4-20 mA (250 ohm max load resistance)
- 2 alarms per channel
- Digital output: RS-232, RS-485
Programmable Functions
(Model 954 four independent channels):
- Valve override: Run, Close, Purge
- Display flow or totalizer
- Engineering units
- Gas name/symbol
- A/D filter rate
- Input signal type
- Alarm high and low values
- Master-slave ratio control
- Calibrate full scale
- Calibrate zero
- Gas correction factor
