Characteristics of the TELEFAST 2 base ABE-7CPA11
(Original Document)
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General characteristics
This is a table of the general characteristics:
Parameters
Values
Permitted voltage at 10…30 VDC
11…30 V
Permitted voltage at 5 VDC
5…6V
Maximum frequency for change in state of the least significant bit
75 kHz
Read frequency of the serial frame
150 kHz...1 MHz
Current used (excluding encoder)
typical: 90 mA
Max: 130 mA
Dissipated power
typical: 450 mW
Max: 1.5 W
Encoder supply return monitoring:
  • on the + supply
  • on the - supply
-15% Vsuppl
+15% Vsuppl
Insulation resistance
> 10 MΩ under 500 VDC
Dielectric rigidity
1000 Veff.50/60 Hz in 1 min
Operating temperature
0…60°C
Hygrometry
5%…95% without condensation
Storage temperature
-25 °C…+70°C
Operating altitude
0...2000 m
Characteristics of the encoder read inputs (in0 to in23)
This table shows the characteristics of the read inputs (in0 to in23):
Parameters
Values
Logic
positive or negative (1)
Compatibility with encoder outputs
11-30 V Totem pole outputs
5 V TTL outputs
11-30 V NPN open collector transistor outputs
Max. voltage permissible on the inputs
+30 V
Max. wiring length between encoder and TELEFAST
200 m (2)
VIL input voltage
0 V < VIL < 2.5 V
VIH input voltage
3.9 V > VIL > 30 V
(1)
(2) 50m max with pure binary encoded encoders with NPN open collector outputs and derating according to length.
Characteristics of the discrete address inputs (AD0, AD1)
This table shows the characteristics of the discrete address inputs (AD0, AD1):
Parameters
Values
Logic
positive
Voltage limit
  • max. voltage limit permissible
30 V
34 V (1hr in 24)
Nominal values
  • with voltage
  • in current
24 V
7 mA
Voltage for ON state
Current for ON state at 11 V
Voltage for OFF state
Current for OFF state
≥11 V
≥3mA
≤ 5 V
≤ 2 mA
Input impedance for nominal U
3.6 kΩ
Response time
25 μs...50 μs
Type of inputs
resistive
IEC 1131 conformity
type 1
Characteristics of the command outputs with 3 encoder states (3OT0, 3OT1)
This table shows the characteristics of the command outputs with 3 encoder states (3OT0, 3ST1):
Parameters
Values
Output voltage
encoder supply
Nominal current
enc. supply / 3 kΩ
Max fall in voltage
< 0.5 V
Max. current
10 mA
Protection against overloads and short-circuits
no