PR PRecon 5223 Manual page 29

Input:
General:
Measurement range ................................... 0...20 kHz
Min. measurement range ........................... 0.001 Hz
Max. offset.................................................. 90% of selected max. frequency
Min. pulse width (without filter) .................. 25 µs
Min. period (without filter) .......................... 50 µs
Max. frequency (without filter) .................... 20 kHz
Min. pulse width (with filter) ....................... 10 ms
Min. period (with filter) ................................ 20 ms
Max. frequency (with filter) ......................... 50 Hz
Programmable trig level ............................. 0.025...6.5 V (nom.)
NAMUR input acc. to DIN 19234:
Trig-level LOW ............................................ ≤ 1.2 mA
Trig-level HIGH ........................................... ≥ 2.1 mA
Input impedance ........................................ 1000 Ω
sensor error detection (only for NAMUR):
Breakage .................................................... ≤ 0.1 mA
Short-circuit ................................................ ≥ 7.0 mA
Response time ........................................... ≥ 400 ms
Tacho input:
Trig-level LOW ............................................ ≤ -40 mV
Trig-level HIGH ........................................... ≥ 40 mV
Input impedance ........................................ ≥ 100 kΩ
Max. input voltage ...................................... 80 VAC pp
NPN / PNP input:
Trig-level LOW ............................................ ≤ 4.0 V
Trig-level HIGH ........................................... ≥ 7.0 V
Input impedance, standard ........................ 3.48 kΩ
Input impedance, special version .............. 3.48...12 kΩ
2-phase encoder:
Min. pulse width (without filter) .................. 1 ms
Min. period (without filter) .......................... 2 ms
Max. frequency (without filter) .................... 500 Hz
1...8 mA (nom.)
27