Technical data, Vacon 100 vacon • 9188.2.1 Technical information on control connectionsTable 29. Technical information on standard I/O boardStandard I/O boardTerminal Signal Technical information1 Reference output +10 V, +3%; Maximum current 10 mA2 Analogue input,voltage or currentAnalogue input channel 10- +10 V (Ri = 200 kΩ)4-20 mA (Ri =250 Ω)Resolution 0.1 %, accuracy ±1 %Selection V/mA with dip-switches (see page 63)Short-circuited protected.3 Analogue input common(current)Differential input if not connected to ground;Allows ±20 V differential mode voltage to GND4 Analogue input,voltage or currentAnalogue input channel 2Defauit: 4-20 mA (Ri =250 Ω)0-10 V (Ri=200kΩ)Resolution 0.1 %, accuracy ±1 %Selection V/mA with dip-switches (see page 63)Short-circuited protected.5 Analogue input common(current)Differential input if not connected to ground;Allows 20V differential mode voltage to GND6 24 V aux. voltage +24 V, ±10%, max volt. ripple < 100 mVrms; max. 250 mAShort-circuit protected.7 I/O ground Ground for reference and controls (connected internally to frame earththrough 1 MΩ)8 Digital input 1 Positive or negative logicRi = min. 5 kΩ0...5 V = “0”15…30 V = "1"9 Digital input 210 Digital input 311 Common A for DIN1-DIN6 Digital inputs can be disconnected from ground, see Chapter 6.1.2.2.12 24 V aux. voltage +24 V, ±10%, max volt. ripple < 100mVrms; max. 250 mAShort-circuit protected13 I/O ground Ground for reference and controls (connected internally to frame earththrough 1 MΩ)14 Digital input 4 Positive or negative logicRi = min. 5 kΩ0...5 V = “0”15…30 V = "1"15 Digital input 516 Digital input 617 Common A for DIN1-DIN6 Digital inputs can be isolated from ground, see Chapter 6.1.2.2.18 Analogue signal (+output) Analogue output channel 1, selection 0 -20 mA,load <500 ΩDefault: 0-20 mA0-10 VResolution 0.1 %, accuracy ±2 %Selection V/mA with dip-switches (see page 63)Short-circuited protected.19 Analogue output common30 24V auxiliary input voltage Can be used as external power backup for the control unit.A RS485 Differential receiver/transmitterSet bus termination with dip switches (see page 63). Termination resis-tance = 220 ohm.B RS485Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com