Control I/Os
Clean Power VFD auxiliary power input⚓
The Smart Drive is equipped with auxiliary DC power input.
While this input is powered properly, the control functions of the Clean Power VFD operate even if the main power line is disconnected.
Voltage | 24 VDC |
Limits | 20.4 VDC to 28.8 VDC |
Digital inputs⚓
Digital inputs follow IEC 61131-2 type 1
Quantity | 4 digital inputs. Programmable | |
Input logic | Wire-able as sink or source, configurable by software. Default: source | |
Voltage levels in source mode | ON | 18 .. 24 V |
Off | 0 .. 5V | |
Voltage levels in sink mode | ON | 0 .. 5V |
OFF | 18 .. 24 V | |
Current consumption | 6 mA |
Output power for digital inputs | +24VDC (20% .. +20%) / 200 mA |
Safe torque off (STO) inputs⚓
Safe torque off (STO) inputs follow IEC 61131-2 type 1
Quantity | 2 | |
SIL capacity level | conformed to IEC61800-5-2 | SIL 3 |
Stop category | Category 0 | |
STO input reaction time | 20 ms | |
STO input filtering time | 5 ms | |
Nominal voltage of STO enabling input | 24 V | |
Maximum input voltage | 28.8 V | |
Logic threshold | 10V (+/- 5V) | |
Low state maximum voltage for disable to SIL3 | 5 V |
Analog inputs⚓
Quantity | 3 analog inputs. Programmable | |
Input types | 0..10VDC 0..20mA / 4..20mA 0..24VDC Impedance to read PTC temperature sensor Default: 0..10VDC | |
Input impedances | 0..10VDC 0..20mA / 4..20mA 0..24VDC | > 2.7 k Ohms 165 Ohms 25 k Ohms |
Resolution | 12 bits | |
Time response | 7 ms | |
Accuracy | ± 1% at 25 °C (77 °F) / ± 2% for a temperature variation of 60 °C (108 °F) | |
Reference analog input power supply | +10 VDC / tolerance ± 2% for the temperature range of 20 °C to 30 °C / Current : maximum 10 mA, short circuit protected. |
Digital outputs⚓
Quantity | 3 | |
Type | relay | |
Relay 1 | contact arrangement | SPDT (form C) |
NO contact features | Resistive load, AC: 5 A @ 250 V / DC 5 A @ 30 V | |
NC contact features | Resistive load, AC: 3 A @ 250 V / DC 3 A @ 30 V | |
Relay 2 | contact arrangement | SPST, NO (form A) |
NO contact features | Resistive load, AC: 3 A @ 250 V / DC 3 A @ 30 V | |
Relay 3 | contact arrangement | SPST, NO (form A) |
NO contact features | Resistive load, AC: 3 A @ 250 V / DC 3 A @ 30 V |
Analog outputs⚓
Quantity | 2 analog outputs. Programmable | |
Output types | 0..10VDC ( 20 mA max.) 0..20mA / 4..20mA | |
Output impedances | 0..10VDC 0..20mA / 4..20mA | 500 ohms minimum 75 ohms maximum |
Resolution | 12 bits | |
Response time | 50 ms (worst case from 0 to max output) | |
Accuracy | ± 1% at 25 °C (77 °F) / ± 2% for a temperature variation of 60 °C (108 °F) |