PD663 Loop-Powered Meter
Instruction Manual
8
Input
ACCURACY
±1 count
FUNCTION
Linear (2 to 32 points) or square root
TEMPERATURE
DRIFT
50 PPM/
C from -40 to 75
C ambient
DECIMAL POINT
User selectable decimal point
MINIMUM SPAN
Input 1 & Input 2: 0.40 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 0.40 mA
MAXIMUM
VOLTAGE DROP
Without Backlight
With Backlight
1.7 VDC @ 20 mA
4.7 VDC @ 20 mA
EQUIVALENT
RESISTANCE
85
Ω
@ 20 mA
185
Ω
@ 20 mA
LOOP-POWERED
BACKLIGHT
OPTION
Factory installed only. Powered directly from the 4-20 mA
loop, no batteries required. Backlight can be enabled or
disabled via alternative wiring of terminal block. The
display brightness will increase as the input signal current
increases.
INPUT
OVERLOAD
Over current protection to 2 A max.
