Ingersoll-Rand ARO EVO EP20 Series, Руководство оператора

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Page 18 of 44 EP20-XXXXX-XXX-XXX (en)
6.7.4. Additional available Input/output (Optional)
1. T27 and T29 are configurable for digital input or output.

Digital output can be either digital or pulse output. The options for parameters 530 and 531 are all digital, however,
to enable pulse output the parameters in the table below should be set as shown. The pulse output variable can then be
selected using parameters 560 and 563.
VFD Parameter Function Setting
501 Terminal 27 mode [1] Output
502 Terminal 29 mode [1] Output
530 Terminal 27 Digital Output [55] Pulse Output
531 Terminal 29 Digital Output [55] Pulse Output
560 Terminal 27 Pulse Output Variable Select output variable to display from the list
552 Pulse Output Max Freq #27 5000 (default)
563 Terminal 29 Pulse Output Variable Select output variable to display from the list
555 Pulse Output Max Freq #29 5000 (default)
2. T42 analog output

Refer to Personal menu table (650, 651 and 652) to set parameter in VFD for this terminal.
3. Relays

Two relays are available for use (Parameter 540).

Refer to section 8.6.11 (page – 69) in VFD manual for detailed relay information.
6.8. Configured Input / Output Summary - Ordinary
Intended function Alarm Digital I/O Terminal Ground Terminal 24VDC Terminal
Diaphragm 1 Leak Detect AA1 - Diaphragm 1 Leak 18 20, 39 or 55 12 or 13
Diaphragm 2 Leak Detect AA2 - Diaphragm 2 Leak 19 20, 39 or 55 12 or 13
Diaphragm 3 Leak Detect AA3 - Diaphragm 3 Leak 32 20, 39 or 55 12 or 13
PTO (normally closed) -
Ordinary pump only
Alarm 11 33 20, 39 or 55 N / A
Safe Stop (E Stop) Alarm 68 37 N / A 12 or 13
User Configurable I/O 27 20, 39 or 55 N / A
User Configurable I/O 29 20, 39 or 55 N / A
Analog In Terminal Ground Terminal 10VDC Terminal
Speed Control 53 20, 39 or 55 50
Torque Control 54 20, 39 or 55 50
Analog Out Terminal
User Configurable Output 42 20, 39 or 55 N / A
6.9. VFD serial communication
1. Drive will have RS485 serial communication port.

Connect RS485 serial communication wiring to terminals (+) 68 and (-) 69.
2. Connect RS485 serial communication wiring to terminals (+) 68 and (-) 69.
3. Drive will support Modbus RTU field communication.
4. Set the below parameter for serial communication set-up.
VFD Parameter Function
8-30 Select Option [2] for Modbus RTU. Changing parameter is not
effective until after powering off frequency converter.
8-31 Enter the valid address for the frequency converter
(standard) port. e.g. [1-247]
8-32 Select option for the Baud rate match with FC (standard) port.
531 Terminal 29 Digital Output
560 Terminal 27 Pulse Output Variable
552 Pulse Output Max Freq # 27
563 Terminal 29 Pulse Output Variable
555 Pulse Output Max Freq # 29