ID-DCU-MARINE-2.2.2,  ©ComAp – June 2015   - 163 - 
ID-DCU-MARINE-2.2.2.pdf 
RPM2 
Type of sensor            Contact or Active sensor 
Minimal pulse width          10 ms, integration mode 
Maximum measured frequency        60 Hz, integration mode 
Inteli IO8/8 
Nominal power supply    24 VDC 
Power supply range          8 – 36 VDC 
Max. consumption     35 mA at 24V … 100 mA at 8V 
Mechanical dimensions:        110x110x46 mm (4,3”x4,3”x1,8”), 
DIN rail (35 mm) mounted 
Connection to ID-DCU MARINE     CAN1 
 
Operating temperature          -30..+70
o
C 
Storage temperature          -40..+80
o
C 
Protection front panel          IP 20 
Galvanic separation  CAN bus is galvanic separated from the 
measurement and power supply 
All Inputs / Outputs are not galvanic separated from 
power supply 
 
Binary inputs 
Input resistance  4400 Ohm 
Input range  0 to 36V DC 
Switching voltage level for open contact indication  0 to 2V 
Max voltage level for close contact indication  6 to 36V 
 
Binary outputs (Open collector output) 
Max current  500mA 
Max voltage  36V DC 
 
Analog output (not galvanically separated) 
Current  Range 0 - 20mA 
  accuracy: ± 100 µA + ±0,5 % of actual value 
  (R
max
 500 Ohm) 
Voltage (not available together with ID-DCU Marine)  range 0 – 10V 
accuracy: ± 20mV +  ±0,5 % of actual value 
  (I
max
 5mA) 
PWM (not available together with ID-DCU Marine)  Level 5V, adjustable freq 200÷2400Hz 
(I
max
 20mA) 
  (minimal step of pulse is 2µs) 
Max current of AGND  100mA