Vacon NXL Series User Manual

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Vacon NXL Series User Manual Manual pdf 36 page image

36(80) Cabling and connections vaconVacon Oyj Telephone: +358-201-2121 Fax: +358-201-212 20524-hour support: +358-40-8371 150 Email: vacon@vacon.com66.2.2 Control cablesThe control cables shall be at least 0.5 mm2screened multicore cables, see chapter 6.1.1.1. Themaximum terminal wire size is 2.5 mm2for the relay terminals and 1.5 mm 2for other terminals.6.2.2.1 Control I/OTerminal Signal Description1 +10V ref Reference output Voltage for potentiometer, etc.2 AI1+ Analogue input, voltage range0—10V DC.Voltage input frequency referenceCan be programmed as DIN43 AI1- I/O Ground Ground for reference and controls4 AI2+5 AI2-Analogue input, current range0/4—20mACurrent input frequency reference(programmable)6 +24V Control voltage output Voltage for switches, etc. max 0.1 A7 GND I/O ground Ground for reference and controls8 DIN1 Start forward (programmable) Contact closed = start forward9 DIN2 Start reverse (programmable) Contact closed = start reverse10 DIN3 Multi-step speed selection 1(programmable)Contact closed = multi-step speed11 GND I/O ground Ground for reference and controls18 AO1+19 AO1-Output frequencyAnalogue outputProgrammableRange 0—20 mA/RL, max. 500ΩA RS 485 Serial bus Termination resistor 0/4….20mAB RS 485 Serial bus Termination resistor 0/4….20mA21 RO122 RO123 RO1Relay output 1FAULTProgrammableTable 6-4. Multicontrol application default I/O configuration (with 2-wiretransmitter).Terminal Signal Description1 +10V ref Reference output Voltage for potentiometer, etc.2 AI1+orDIN 4Analogue input, voltage range0—10V DCVoltage input frequency referenceCan be programmed as DIN43 AI1- I/O Ground Ground for reference and controls4 AI2+5 AI2-Analogue input, current range0—20mACurrent input frequency reference6 + 24 V Control voltage outputTable 6-5. The programming of AI1 as DIN4Referencepotentiometer2-wiretransmittermAActualvalueI(0)4…20 mA–+