2-8
Application Manual CDA3000
2  Inverter module CDA3000
2.4 Specification 
of control 
terminals
Inverter module CDA3000
Des.
 Ter-
minal
Specification Floating
Analog inputs
ISA00 X2-2 • U
IN
 = +10 V DC, ±10 V DC
I
IN
 = (0) 4-20 mA DC, software-switchable to: 
• 24V digital input, PLC-compatible (reception 
of signals to IEC1131 possible)
• Switching level Low/High: <4.8 V / >8 V DC
• Resolution 10-bit
• R
in
=110kΩ
• Terminal scan cycle = 1ms
• Floating against digital ground
U: 
±1% 
o.m.v.
I: 
±1% 
o.m.v.
ISA01 X2-3 • U
IN
 = +10 V DC, software-switchable to:
• 24V digital input, PLC-compatible (reception 
of signals to IEC1131 possible)
• Switching level Low/High: <4.8 V / >8 V DC
• Resolution 10-bit
• R
IN
=110 kΩ
• Terminal scan cycle = 1ms
• Floating against digital ground
U: 
±1% 
o.m.v.
Analog output
OSA0 0 X2-5 • PWM with carrier frequency 19.8 kHz
• Resolution 10-bit
• f
Limit 
= 1.1 kHz
• R
OUT
=100 Ω
• U
out
=+10 V DC
• I
max
=5 mA
• Short-circuit proof
• Internal signal delay time
≈ 1ms
• Tolerance +
2.5%
Table 2.6 Specification of control terminals