SBG Systems Exinox Subsea Series, Руководство по оборудованию

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Ekinox Subsea – Hardware Manual EKINOXSUBSEAHM.1.4
4.2. Electrical specifications
Electrical specifications from -20°C to 60°C.
Parameter Conditions Min. Typ. Max. Units
Power supply
Operating voltage 9 12 36 VDC
Power consumption 3 W
Allowable Input Voltage Ripple 400 mV p-p
Under voltage lock out Turn on threshold 8,5 V
Turn off threshold 7,5 V
Galvanic Isolation 200 VDC
Sync Out A, Sync Out B
Output Type Open-Drain -
High-level Input Voltage 25 V
Low-level Output Voltage 0,25 0,4 V
Low-level Output Current 40 mA
Sync In A, B, D, E
Input Voltage Range -25 +25 V
Input Threshold
Threshold Low 0,8 1,5 V
Threshold High 1,8 2,7 V
Input Hysteresis 300 mV
Input Resistance 3 5 7 kΩ
Maximum Sync Pulse Rate 1 kHz
Port A, B, C, D, E – RS-422 – Receiver
Receiver Data Rate 4800 921600 bps
Input Resistance -7V < Common Mode Voltage < +12V 96 kΩ
Input Current
Common Mode Voltage = -7V -0,075 mA
Common Mode Voltage = +12V 0,125 mA
Input Differential Threshold -7V < Common Mode Voltage < +12V -200 -50 mV
Input Hysteresis 30 mV
PORT A, B, C – RS-422 – Transmitter
Transmitter Data Rate 4800 921600 bps
Transmitter Rise & Fall Time
Data rate <= 230400 200 400 800 ns
Data rate > 230400 10 25 ns
Differential Output Voltage 2 V
Change in Magnitude of Output Voltage
for Complementary Output States 0,2 V
Common-Mode Output Voltage 3 V
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