GB - 14
Installation and Connection
3.4 Control Board Basic
3.4.1 X2A Control Terminal Strip
• Tightening torque 0.22…0.25 Nm (2 lb inches) X2A
• Use shielded/drilled cables
157810 11 14 15 16 20 22
24 25 26 27 28 29
• Lay shield on one side of the inverter onto earth
potential
PIN Function Name Description
1 + Setpoint input AN1+ Differential voltage input
0…±10 V DC; Ri = 30 kΩ
Programmable analog output 0…±10 V DC (max. 5 mA)
5 Analog output AO1 Output of the actual output frequency
0…±100 Hz => 0…±10 V DC (max. 5 mA)
7 +10V output CRF Reference voltage for setpoint poti
+10 V DC / max. 4 mA
8 Analog ground COM Ground for analog in- and output
Programmable digital inputs
13…30 V DC ±0 % smoothed Ri: 2.1 kΩ; scan time: 2 ms
10 Fixed frequency 1 (CP.19) I1
I1 + I2 = xed frequency 3 (CP.21)
11 Fixed frequency 2 (CP.20) I2
14 Forward F Rotation selection
15 Reverse R Forward has priority
16 Control release / Reset ST Power modules are enabled; reset at opening
20 24 V - output Uout Supply of the digital inputs (24 V DC/ max. 100 mA)
22 Digital ground 0V Reference potential for digital inputs/outputs
Relay outputs Load capacity max. 30 V DC / 0.01…1 A
24 Relay 1 / NO contact RLA
Programmable relay output (CP.31)
Factory setting: Fault relay
25 Relay1 / NC contact RLB
26 Relay1 / switching contact RLC
27 Relay 2 / NO contact FLA
Programmable relay output (CP.32)
Factory setting: Frequency denpendent switch
28 Relay 2 / NC contact FLB
29 Relay 2 / switching contact FLC
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