Specifications

Appendix 2 Instruction of Relay-output Expansion Card SC-EXT2-R
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Appendix2InstructionofRelay‐outputExpansionCard
SC‐EXT2‐R
I. Summary
 Relayoutputexpansioncards,modeisSC‐EXT2‐R,function:4‐channelrelayoutput,
applyto“onedrivetwo”constantpressurewatersupplyandotheroccasion.Whenusethis
expansioncards,pleasesetF0.18to2.
II. MechanicalInstallation
TheappearanceofSC‐EXT2‐Rexpansioncardfor
theappendixdrawing2.3.
PleasecheckthedescriptionofSC‐EXT1‐IOforthedirectinstallationmethodofexpansion
cardandcontrolboardforreference.
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Appendix3TheappearanceofSC‐EXT2‐Rexpansioncard
III. WiringTerminalDescription
1、Terminalarrangementdiagram
TA3 TC3 TA5 TC5
TA2 TC2 TA4 TC4
2、Terminalfunctiondescription
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Type Terminal symbol
Terminal
name
Function description
Relay 2 output TA2- TC2
N
ormally Relay output, open touch capacity: AC