LOVATO ELECTRIC VLB Series, Руководство по установке

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I472 GB I 01 19
31100284
G
B
12
3.4 Data of control connections
DIGITAL INPUTS
Switching type PNP, NPN Parameterisable
PNP switching level
LOW V < +5 IEC 61131−2, type 1
HIGH V > +15
NPN switching level
LOW V > +15
HIGH V < +5
Input resistance k
Ω
4.6
Cycle time ms 1 can be changed by software filtering
Electric strength of external volt- age V ± 30
Frequency input
Connection X3/DI3, X3/DI4
Frequency range kHz 0 … 100
Encoder input
Type Incremental HTL encoder
Two-track connection X3/DI3 Track A
X3/DI4 Track B
Frequency range kHz 0...100
DIGITAL OUTPUTS
Switching level
LOW V < +5 IEC 61131−2, type 1
HIGH V > +15
Max. output current mA 100 Total current for DO1 and 24V
Cycle time ms 1
Short-circuit strength Unlimited period
Electric strength of external voltage V ± 30
Polarity reversal protection Integrated freewheeling diode for switchingthe inductive load
Overload behaviour Reduced voltage or periodic switch-off/on
Reset or switch-on behaviour Output is switched off LOW
ANALOG INPUTS
Cycle time ms 1
Resolution of A/D converter Bit 12
Operation as voltage input
Connection designation X3/AI1, X3/AI2
Input voltage DC V -10 … 10
Input resistance k
Ω
70
Accuracy mV ± 50 Typical
Input voltage in case of open circuit V - 0.2...0.2 Display "0"
Electric strength of external voltage V ± 24
Operation as current input
Connection designation X3/AI1, X3/AI2
Input current mA 0...20
4...20 open-circuit monitored
Accuracy mA ± 0.1 Typical
Input current in case of open circuit mA < 0.1 Display "0"
Input resistance
Ω
< 250
Electric strength of external voltage V ± 24