Application Manual CDA3000
2-9
2  Inverter module CDA3000
1
2
3
4
5
6
A
DE
EN
FR
DE
EN
FR
Digital inputs
ISD00 X2-9 • Limit frequency 5 kHz
• PLC-compatible (IEC1131)
• Switching level Low/High: <5 V / >18 V DC
• I
max
 at 24 V = 10 mA
• R
IN
 = 3 kW 
• Internal signal delay time 
≈ 100µs
• Terminal scan cycle = 1ms
ISD01 X2-10 • Limit frequency 150 kHz
• PLC-compatible (IEC1131)
• Switching level Low/High: <5 V / >18 V DC
• I
max
 at 24 V = 10 mA
• R
IN
 = 3 kW 
• Internal signal delay time 
≈ 2µs
• Terminal scan cycle = 1ms
• Data input with reference coupling (Master/-
Slave)
ISD02 X2-11 • Limit frequency 500 kHz
• PLC-compatible (IEC1131)
• Switching level Low/High: <5 V / >18 V DC
• I
max
 at 24 V = 10 mA
• R
IN
 = 3 kW 
• Internal signal delay time 
≈ 2µs
• Terminal scan cycle = 1ms
• A-input with square encoder evaluation for 
24V HTL encoder against GND_EXT
• Permissible pulse count 32...16384 pulses 
per rev. (2
n
 with n = 5...14)
ISD03 X2-12 • Limit frequency 500 kHz
• PLC-compatible (IEC1131)
• Switching level Low/High: <5 V / >18 V DC
• I
max
 at 24 V = 10 mA
• R
IN
 = 3 kW 
• Internal signal delay time 
≈ 2µs
• Terminal scan cycle = 1ms
• B-input with square encoder evaluation for 
24V HTL encoder against GND_EXT
• Permissible pulse count 32...16384 pulses 
per rev. (2
n
 with n = 5...14)
Des.
 Ter-
minal
Specification Floating
Table 2.6 Specification of control terminals