Technical Specifications

SC3228 (8-channel ±10V analog input module)

Project	SC3228
Number of input channels	8 (single-ended two-wire system)
Supply voltage	24 V DC (-15%/ +20%)
Signal voltage	-10V～+10V
Resolution	16bit
Input impedance	~10MΩ
Input filter cut-off frequency	10KHz
Conversion time	~400μs
Measurement error	<0.1% (0~55°C, relative to full range)
Distributed clock (64bit)	Support synchronous switching between SM and DC
Accuracy of distributed clock	< < 1μs
Us power consumption	Typical value 165mA
Process mirror bit width	16bit
Electrical isolation withstand voltage	500 V (communication and field voltage)
Operating temperature	-25 °C to +85 °C
Storage temperature	-40 °C to +85 °C
Relative humidity	95 %, no condensation
Overall dimensions	~12 x 62 x 55 mm
Weight	~25 g
Assembly	PCB (the signal distribution board can support various needs such as rails and screws)
Assembly position	35mm upper and lower assembly clearance
Position code	1 & 5
Degree of protection	IP20

SC3238 (8-channel 0..20mA analog input module)

Project	SC3238
Number of input channels	8 (single-ended two-wire system)
Supply voltage	24 V DC (-15%/ +20%)
Signal current	0mA ~ 20mA
Resolution	16bit
Input impedance	~200Ω
Input filter cut-off frequency	10KHz
Conversion time	~400μs
Measurement error	<0.1% (0~55°C, relative to full range)
Distributed clock (64bit)	Support synchronous switching between SM and DC
Accuracy of distributed clock	< < 1μs
Us power consumption	Typical value 165mA
Process mirror bit width	16bit
Electrical isolation withstand voltage	500 V (communication and field voltage)
Operating temperature	-25 °C to +85 °C
Storage temperature	-40 °C to +85 °C
Relative humidity	95 %, no condensation
Overall dimensions	~12 x 62 x 55 mm
Weight	~25 g
Assembly	PCB (the signal distribution board can support various needs such as rails and screws)
Assembly position	35mm upper and lower assembly clearance
Position code	1 & 5
Degree of protection	IP20

SC3248 (8-channel 4..20mA analog input module)

Project	SC3248
Number of input channels	8 (single-ended two-wire system)
Supply voltage	24 V DC (-15%/ +20%)
Signal current	4mA ~ 20mA
Resolution	16bit
Input impedance	~200Ω
Input filter cut-off frequency	10KHz
Conversion time	~400μs
Measurement error	<0.1% (0~55°C, relative to full range)
Distributed clock (64bit)	Support synchronous switching between SM and DC
Accuracy of distributed clock	< < 1μs
Us power consumption	Typical value 165mA
Process mirror bit width	16bit
Electrical isolation withstand voltage	500 V (communication and field voltage)
Operating temperature	-25 °C to +85 °C
Storage temperature	-40 °C to +85 °C
Relative humidity	95 %, no condensation
Overall dimensions	~12 x 62 x 55 mm
Weight	~25 g
Assembly	PCB (the signal distribution board can support various needs such as rails and screws)
Assembly position	35mm upper and lower assembly clearance
Position code	1 & 5
Degree of protection	IP20

SC3274 (4-channel RTD measurement module)

Project	SC3274
Number of input channels	4 (three-wire system)
Cutoff frequency of input filter	Typical value 1 kHz
Sensor type	PT100, PT1000, and NI100
Conversion time	about 2ms~800ms
Measured current	Typical value 5mA (depending on the load)
Measurement range	-200°C...850°C (platinum sensor) - 60°C...250°C (nickel sensor)
Temperature range	Depending on the range: +850°C (platinum sensor); -60°C...+250°C (nickel sensor)
Resolution	0.1°C per bit
Measurement error	< ±0.5°C for platinum sensors < ±1.5°C (range when using an extended temperature)
Distributed clock (64bit)	-
Us power consumption	Typical value 165mA
Electrical isolation withstand voltage	500 V (communication and field voltage)
Operating temperature	-25 °C to +85 °C
Storage temperature	-40 °C to +85 °C
Relative humidity	95 %, no condensation
Overall dimensions	~12 x 62 x 55 mm
Weight	~25 g
Assembly	PCB (the signal distribution board can support various needs such as rails and screws)
Assembly position	35mm upper and lower assembly clearance
Position code	1 & 5
Degree of protection	IP20

Last modified: 2025-06-30