Electro-Chemical Devices (ECD) R350D - Manual (Page 8)

Page 2 Remote Display
Sample Rate 2.5 Samples/sec
Operating Range 0 (32) 50 (122) °C (°F)
Temperature Stability 200 ppm/°C
Loop Volt Drop 5 5.6 V
Supply Current 4 20 mA
Backlight Supply Voltage 4.75 5.0 ** VDC
Backlight Supply Current @ 5VDC 30 50*** mA
Full Scale Reading (20 mA) 0 1999 Count
Offset Adjustment Range -1999 +1999 Count
* To ensure maximum accuracy, re-calibrate periodically.
** An external series resistor is required if the power supply is above 5V.
*** This specification linearly de-rates to 30mA @ 50°C.