4 input/output module specifications – Emerson Process Management ControlWave EFM 3808 User Manual

Page 136

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4-4 / Specifications

CI-ControlWave EFM

Figure 4-2 - SCM - TB1 (Power Connector)

4.4 INPUT/OUTPUT MODULE SPECIFICATIONS

4.4.1 Non-isolated Analog Input/Output Module


Non-isolated Analog Inputs


Number of Inputs:

6 Single Ended Inputs (1-5V or 4-20Ma) individually
jumper configurable


Input Type:

(Externally Powered) Voltage Input: 1-5 Vdc
(Externally Powered) Current Loop: 4-20mA


Input Impedance:

1 Meg ohm for 1-5V inputs

250 ohm for 4-20mA inputs

Non-isolated Analog Outputs


Number of Outputs:

2 AOs (1-5V or 4-20Ma) individually jumper configurable


4-20mA Output
Compliance:

250 ohm load with 11V External Power Source

650 ohm load with 24V External Power Source


1-5V Output:

5mA maximum output current into external load with
external voltage range of 11 to 30 Vdc

General AI/AO Module Specs.


Accuracy: Analog

Input

0.1% of Span @ +25ºC (+77ºF)

0.2% of Span @ -40ºC to +70ºC (-40ºF to 158ºF)


Analog

Output

Current Output:
0.1% of Span @ +25ºC (+77ºF)

0.2% of Span @ -20ºC to +70ºC (-4ºF to 158ºF)

0.3% of Span @ -40ºC to +70ºC (-40ºF to 158ºF)
Voltage Output Compliance (I

load

max = 5mA):

(see Note

1

& Note

2

)

0.1% of Span + X @ +25ºC (+77ºF)
0.2% of Span + X @ -20ºC to +70ºC (-4ºF to +158ºF)
0.3% of Span + X @ -40ºC to +70ºC (-40ºF to 158ºF)
where X = [(2.5 ohms x I

load

)/4.4V x 100]

Note

1

: Does not include error due to inductors

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