CTH200 Series PLC User Manual
4.3 Digital Expansion Modules Specifications
CTH200 series PLC are equipped with variety of digital expansion modules, including input,
output and I/O modules.
Table 4-3-1 CTH200 series PLC digital expansion modules order info
SM221 digital input module, 8 inputs, 24VDC
SM221 digital input module, 16 inputs, 24VDC
SM221 digital input module, 32 inputs, 24VDC
SM222 digital output module, 8 transistor outputs, 24VDC, 0.5A(with
output protection)
SM222 digital output module, 16 transistor outputs, 24VDC, 0.5A(with
output protection)
SM222 digital output module, 32 transistor outputs, 24VDC, 0.5A(with
output protection)
SM222 digital output module, 8 relay outputs, 2A
SM222 digital output module, 16 relay outputs, 2A
SM223 digital I/O module, 4 24VDC inputs, 4 transistor outputs,
24VDC, 0.5A(with output protection)
SM223 digital I/O module, 8 24VDC inputs, 8 transistor outputs,
24VDC, 0.5A(with output protection)
SM223 digital I/O module, 16 24VDC inputs, 16 transistor outputs,
24VDC, 0.5A(with output protection)
SM223 digital I/O module, 4 24VDC inputs, 4 transistor outputs, 2A
SM223 digital I/O module, 8 24VDC inputs, 8 transistor outputs, 2A
SM223 digital I/O module, 16 24VDC inputs, 16 transistor outputs, 2A
4.3.1 Digital Input Modules Specifications
Table 4-3-2 Digital Input Modules Specifications
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