8 Appendix
8.3 Technical data
Operating instructions 05/10 MN05013003Z-EN www.eaton.com 217
8.3.5 Rapid counter inputs
8.3.6 Analog inputs
High-speed counter inputs, I1 to I4 EASY512-DA-…,
EASY512-DC-…,
EASY719-DA-…,
EASY719-DC-…,
EASY721-DC-…
Quantity
4
Cable length (shielded) m 20
High-speed up and down counter
Counter frequency kHz ≤ 1
Pulse shape Square
Pulse Pause Ratio 1:1
Frequency Counter
Counter frequency kHz ≤ 1
Pulse shape Square
Pulse Pause Ratio 1:1
EASY512-AB-…, EASY512-DA-…,
EASY512-DC-…
EASY719-AB-…, EASY719-DA-…,
EASY719-DC-…, EASY721-DC-…
Analog inputs I7, I8, I11, I12
Number 2 4
Potential isolation
from power supply No No
To the digital inputs No No
from the outputs
Yes Yes
Input type DC voltage DC voltage
Signal range 0-10 V DC 0-10 V DC
Resolution, analog
10 mV 10 mV
Resolution, digital
0.01 (10 Bit, 1 - 1023) 0.01 (10 Bit, 0 - 1023)
Input impedance 11.2 kΩ 11.2 kΩ
Accuracy
Two easy devices ± 3 % of actual value ± 3 % of actual value
Within a single device ± 2 % of actual value (I7, I8), ± 0.12 V
Conversion time, analog/
digital
Debounce ON: 20 ms
Debounce OFF: every cycle
Input current at 10 V DC
1 mA 1 mA
Cable length (shielded) 30 m 30 m