6 – Digital Modules 31
Configuration
Configured via the COM 43 application.
8-Analog Input Module
Function
This digital module enables the
monitoring of 8 analog (4-20 mA or
Wheatstone bridge) inputs.
122
Figure 21: 8-analog inputs.
Introduction
Ref..
Description
A.
Jumper of configuration 4-20mA or a
Wheatstone bridge.
B.
Sensitivity calibration.
C.
Zero calibration.
D.
Measuring point of each line.
E.
Reference 1.2 V for bridge calibration.
F.
Start/stop input switches not used,
always in ON position.
G.
Lug 0V for 4-20mA calibration.
H.
PCB configuration switches (digital
address, delay).
J.
Inputs no.1 to 8 (4-20mA or Wheatstone
bridge as per. A.
K.
Filament current calibration (factory
setting).
L.
4-20mA division strap in case of parallel
operation of several analog detectors on
the same line (application parking).
M.
Power supply
and digital network connector.
N.
End of line resistor jumper. (raised
position, EOL resistor connected).
120
Figure 22: Module of 8-analog inputs.
E – Module configuration switches
These switches are set according to the following table:
Term
Symbol
Slave number
Numéro esclave
See details in paragraph Module Address on page 26.
Frame filling
Remplissage de trame
Factory settings. Do not modify.
Delay
Temporisation
Factory settings. Do not modify.
E.O.L. Resistor
Résistance F.D.L.
See details in paragraph End of line Resistor on page 27.
Table 8: Analog input module configuration switches.
Digital line
4 wires
8 analog inputs
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