Liquid Controls SP714-S2i - Manual (Page 5)

sPecIfIcatIons
Standard Configuration (2-wire Current Mode)* MiniMuM MaxiMuM units
DC power supply voltage: 12 V
Total System Resistance: 130 Ω ± 25 Ω
Output Voltage
Logic HIGH 9 VDC
Logic LOW 5 VDC
Output Current
Logic HIGH 12 mA DC
Logic LOW 83 mA DC
DC power supply voltage: 24 V
Total System Resistance: 250 to 400 Ω
Output Voltage
Logic HIGH 18 VDC
Logic LOW 5 VDC
Output Current
Logic HIGH 15 mA DC
Logic LOW 83 mA DC
DC power supply voltage: 28 V
Total System Resistance: 360 Ω ± 60 Ω
Output Voltage
Logic HIGH 21 VDC
Logic LOW 5 VDC
Output Current
Logic HIGH 15 mA DC
Logic LOW 83 mA DC
*Depends on power supply voltage and total system resistance (Load impedance + signal cable resistance)
Output Signal Characteristics
TTL Sourcing (3-wire) MiniMuM MaxiMuM units
DC power supply voltage: Vcc: 4 – 28 VDC
Total System Resistance: 500 Ω minimum @ 28 VDC
Output Voltage
Logic HIGH Vcc – 1* VDC
Logic LOW 0.25 VDC
Output Current
Logic HIGH ~8 to 60 mA DC
Logic LOW 8 mA DC
DC power supply voltage: Vcc: 4 – 28 VDC
Total System Resistance: 10 kΩ (Example)
Output Voltage
Logic HIGH Vcc – 0.60* VDC
Logic LOW 0.25 VDC
Output Current
Logic HIGH ~8 to 11 mA DC
Logic LOW 8 mA DC
*Depends on DC power supply voltage value
Open Collector (3-wire) MiniMuM MaxiMuM units
DC power supply voltage: Vcc: 4 – 28 VDC
Total System Resistance: 500 Ω minimum @ 28 VDC
Output Voltage
Logic HIGH Vcc – 0.5* VDC
Logic LOW 0.5 VDC
Output Current
Logic HIGH 7 mA DC
Logic LOW 8 to 60 mA DC
DC power supply voltage: Vcc: 4 – 28 VDC
Total System Resistance: 10 kΩ (Example)
Output Voltage
Logic HIGH Vcc – 1* VDC
Logic LOW 0.5 VDC
Output Current
Logic HIGH 7 mA DC
Logic LOW 8 to 11 mA DC
*Depends on external DC power supply voltage value
tyPIcal
sIGnal
outPut
Waveform
Maximum
Voltage
Time
Minimum
One
Cycle
0
5