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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