Precision Digital PD6800 - Manual (Page 7)

PD6800-0L1 Loop-Powered Process Meter Instruction Manual
7
Input
ACCURACY
±0.03% of calibrated span ±1 count,
square root & programmable exponent accuracy range:
10-100% of calibrated span.
MULTI-POINT
LINEARIZATION
2 to 32 points
PROGRAMMABLE
EXPONENT
1.0001 to 2.9999
LOW FLOW CUT-
OFF
0-99999 (0 disables cutoff function)
TEMPERATURE
DRIFT 50 PPM/ C from -40 to 75C ambient
DECIMAL POINT
User selectable decimal point
MINIMUM SPAN
Input 1 & Input 2: 0.10 mA
CALIBRATION
RANGE
An Error message will appear if input 1 and input 2 signals
are too close together.
Input
Range
Minimum Span
Input 1 & Input 2
4-20 mA 0.10 mA
MAXIMUM
VOLTAGE DROP Without Backlight or with
Externally-Powered (DC
Powered) Backlight With Loop-Powered
Backlight
3.0 VDC @ 20 mA 6.0 VDC @ 20 mA
EQUIVALENT
RESISTANCE
150 Ω @ 20 mA 300 Ω @ 20 mA
EXTERNALLY
POWERED
BACKLIGHT Voltage Range: Maximum Power
9-36 VDC
9 VDC 12 VDC 24 VDC 36 VDC
0.2 W 0.25 W 0.5 W 0.75 W
INPUT
OVERLOAD
Over current protection to 2 A max.
Open Collector Output
RATING
Isolated open collector, 30 VDC @ 150 mA max.
ALARM OUTPUT
Assign to level or volume for high or low alarm trip point.
DEADBAND
0-100% FS, user selectable
ACKNOWLEDGE
Front panel ENTER button and external RESET terminals
resets output and screen indication.