Goodrive350-19 series VFD Installing
- 36 -
PT1+
S5
PT2+
S7
R04A
R04C
S8
PT-
S6
R03C
R03A
COM
COM
PW
+24V
Figure 4.23 Terminal layout of I/O extension card 2
Terminal
Description
PT1+
Independent PT100 and PT1000 inputs: PT1+ connects to PT100 resistor, while
PT2+ connects to PT1000 resistor
1. Resolution: 1°C
2. Range: -20°C
–150°C
3. Detection precision: 3°C
4. Supporting disconnection protection
PT2+
PT-
Reference zero potential of PT100/PT1000
RO3A
RO3 relay output; RO3A is NO, RO3C is common terminal
Contact capacity: 3A/AC250V, 1A/DC30V
RO3C
RO4A
RO4 relay output; RO4A is NO, RO4C is common terminal
Contact capacity: 3A/AC250V, 1A/DC30V
RO4C
PW
Used to provide input digital working power from the external to the internal
Voltage range: 24(-20%)
–48VDC(+10%), 24(-10%)–48VAC(+10%) voltage input
+24V
User power provided by the VFD; maximum output current 200mA
COM
Common terminal of +24V