Wärtsilä Motor Controller Unit

General Conditions
Operating temperature range -25°C, +70°C
Relative humidity 95%

Power supply
Operative voltage 230 VAC +/- 20%
Consumption Max 20 W
Short circuit protection Fuse and
current limiters for all outputs

Digital inputs
Quantity: 20
Operative voltage 24VDC internal supply
Insulation All inputs are galvanically isolated by 5KV opto-isolators
Filters All inputs are filtered using a low-pass filter

Analog inputs
Quantity: 3
Range 4-20 mA
Operative voltage 18-32 VDC
Input impedance 250 ohm
Filters Software filter
ADC resolution 12 bits
Precision 0.5%

Digital Output
Quantity: 5
Type Relay, free contact
Max Switching voltage 400 VAC – 300 VDC
Max Contact rating chart. 6A, 250 V
Surge between contact and coil 6 KV
Max operating speed 20 cpm (at rated load)

Digital Output
Quantity: 5
Type Relay, free contact
Max Switching voltage 400 VAC – 300 VDC
Max Contact rating chart. 6A, 250 V
Surge between contact and coil 6 KV
Max operating speed 20 cpm (at rated load)

Digital Output (6-10)
Quantity: 5
Type Solid state opto-MOS relay, with supply
Internal power supply 24 V
Max load current (continuous) 200 mA
Isolation Voltage input to output 5 KV
ON resistance 5 ohm

Digital Output (11-16)
Quantity:6
Type Solid state opto-MOS relay, free contact
Max Switching voltage 250 V
Max load current (continuous) 200 mA
Isolation Voltage input to output 5 KV
ON resistance 5 ohm

Analog outputs
Quantity: 2
Range 4-20 mA
Precision 0.5%