INVT Goodrive300-21 Series Operation Manual page 11

Goodrive300-21 integrated machine for air compressor
2.2.2. Wiring diagram of control circuit
GD300-21
control board
GD300-21 control board
Pressure sensor
Output voltage
interface
220/110VAC
24V 4-20mA
Solenoid
Contactor Exhaust
coil
valve
coil pressure
Note: The solid line represents the recommended wiring diagram which carries the least wiring for
ensuring system operation. The dotted line represents the wiring diagram used when discrepancy
occurred to the configuration of integrated machine.
2.2.3. User terminal instruction of control circuit
Terminal
Category
symbol
Power
PT100 signal
input
Pressure signal
input
HMI
RS485 joint control
PT100 temperature
sensor interface
Auxiliary
Auxiliary
Oil gas temp.
pressure temp.
Fig 2.7 Wiring diagram of control circuit
Table 2.3 User terminal instruction of control circuit
Terminal name
+24V +24V power
GND +24V power GND +24V power reference GND
PTA1
Temperature
analog signal 1
PTB1
PTA2 Temperature
PTB2 analog signal 2
P1+ Pressure analog
P1- signal 1
HMI
RS485
3 1
CN17
Multi-function terminal
Y1: Fault output signal
S1 ： E-stop signal (NC)
S2-S5: Customized input
Provide +24V±5% power to the external; max.
output current 1A.
Used for powering up GPRS, touch screen,
power detection module
1. Resolution rate: 1℃
2. Range: -20℃–150℃
3.: Detection precision: 3℃
1. Input range: Current and voltage is optional, 4–
20mA/2–10V corresponds to 0–1.6MPa; P1 is
- -
8
Installation guidance
Remote data collection terminal
(Optional)
J1
+24V
GND
485+
485-
CN15
Terminal function
J2
V+
Power collection
V-
module
A+
(Optional)
B-