Rockwell-automation 1738-OE2VM12 ArmorPoint 24V dc Analog Output Modul Manual do Utilizador descarregar pdf (Página 11)

ArmorPOINT™ 24V DC Analog Output Modules 11

Publication 1738-IN004B-EN-E - July 2011

Specifications

ArmorPOINT 24V DC Analog Output Modules – 1738-OE2CM12,

1738-OE2VM12

Attribute Value

Outputs per module 2 single-ended, nonisolated

Output voltage 1738-OE2V

0V output until communication established

0…10V (user-configurable; 0V under, 5V over)

10V (user-configurable; -0.5V under, 5V over)

Output current 0 mA output until communication established

4…20 mA user configurable

0…20 mA user configurable

Resolution 1738-OE2C

13 bits – over 0…21 mA

2.5 μA/cnt (average value – typical range: 2.3…2.7 μA/cnt)

1738-OE2V

14 bits (13 plus sign)

1.28 μV/cnt in unipolar or bipolar mode

Absolute accuracy

(1)

Includes offset, gain, non-linearity and repeatability error terms

0.1% full scale @ 25 °C

Accuracy drift w/temp 1738-OE2C – 30 ppm/°C

1738-OE2V – 5 ppm/°C

Resistive load on mA output 1738-OE2C – 0…750 Ω

Current load on output, max 1738-OE2V – 3 mA

Conversion type Digital-to-analog converter

Conversion rate 1738-OE2C – 16 μs

1738-OE2V – 20 μs

Data format Signed integer

1 2 ... 6 7 8 9 10 11 12 13 14 15 16

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Rockwell-automation 1738-OE2VM12 ArmorPoint 24V dc Analog Output Modul Manual do Utilizador Página 11