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
1 5 7 8 10 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 = fixed 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
