0 engineering documentation – Electro-Chemical Devices (ECD) R350D User Manual

Page 11

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Model R350D

Page 5

4.0 ENGINEERING DOCUMENTATION

4.1 SPECIFICATIONS

Specification

Minimum

Typical

Maximum

Unit

Accuracy*

0.05

0.1

% (±1 count)

Linearity

±1

Count

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.

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