TECHTOP TD20 Series Product Manual page 17

TD20 Series VFD
Type
Analog
input/output
Relay output
3.2.6 Input/Output signal connection figure
Please use U-shaped contact tag to set NPN mode or PNP mode and the internal or external power
Terminal
name description
Y1
Digital output
COM
External 10V
+10V reference power
AI2
Analog input
AI3
Analog reference
GND
AO1
Analog output
AO2
Relay 1 NO
RO1A
RO1B Relay 1 NC contact
Relay 1 common
RO1C
Relay 2 NO
RO2A
RO2B Relay 2 NC contact
Relay 2 common
RO2C
Function
Contact capacity: 50mA/30V
Common terminal of the open
collector output
10V reference power supply
Max. output current: 50mA
As the adjusting power supply of the
external potentiometer
supply
Potentiometer resistance: 5kΩ
above
1. Input range: AI2 voltage and
current can be chosen:
0–10V/0–20mA; AI3: -10V–+10V.
2. Input impedance:voltage input:
20kΩ; current input: 500Ω.
3.Voltage or current input can be
set by dip switch.
4. Resolution: the minimum AI2/AI3
is 10mV/20mV when 10V
corresponds to 60Hz.
Analog reference ground
ground
1. Output range: 0–10V or 0–20mA
2. The voltage or the current output
is depended on the dip switch.
3. Deviation± 1%, 25° C when full
range.
contact
RO1 relay output, RO1A NO, RO1B
NC, RO1C common terminal
contact
RO2 relay output, RO2A NO, RO2B
NC, RO2C common terminal
contact
Contact capacity: 3A/AC250V
contact
-15-
Installation Guide
Technical specifications