LT-4201TM/4301TM Hardware Manual
127
Digital Inputs
Digital Input Characteristics
The table describes the characteristics of the digital inputs:
High-speed Counter Input Characteristics
WARNING
UNINTENDED EQUIPMENT OPERATION
Do not exceed any of the rated values specified in the following tables.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
Characteristic
Value
Rated current
5 mA
Inrush values
Voltage
30 Vdc
Current
6.29 mA max.
Input impedance
4.9 k
Ω
Input type
Sink/Source
Rated voltage
24 Vdc
Maximum Allowable Voltage
28.8 Vdc
Input limit values
ON Voltage
15 Vdc or more (15...28.8 Vdc)
OFF Voltage
5 Vdc or less (0...5 Vdc)
ON Current
2.5 mA or more
OFF Current
1.0 mA or less
Isolation
Method
Photocoupler Isolation
Between internal
logic
500 Vdc
Filtering
0.5 ms...30.0 ms
IEC61131-2 3 type
Type 1
Compatibility
Supports 2 wire and 3 wire sensors
Cable type and length
Shielded: Maximum 100 m (328 ft)
Non-shielded: 50 m (164 ft)
Terminal blocks
Type: 3.5 mm (0.137 in.) pitch
Terminal blocks are removable
Input paralleling
No
WARNING
UNINTENDED EQUIPMENT OPERATION
Do not exceed any of the rated values specified in the following tables.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
Summary of Contents for LT series
Page 1: ... 7 70 70 DUGZDUH 0DQXDO ...
Page 10: ...10 ...
Page 12: ...12 ...
Page 21: ...LT 4201TM 4301TM Hardware Manual 21 KC Markings ...
Page 51: ...LT 4201TM 4301TM Hardware Manual 51 Run Mode Peripherals USB Type A Mini B Interface ...
Page 58: ...LT Installation 58 Rear Module 3 5 Inches Display Module and Rear Module ...
Page 59: ...LT 4201TM 4301TM Hardware Manual 59 5 7 Inches Display Module and Rear Module ...
Page 88: ...LT Installation 88 ...
Page 90: ...LT Unit 90 ...
Page 110: ...LT 4201TM 4301TM Modular Type Analog 110 ...
Page 114: ...Display Modules 114 ...
Page 116: ...LT 116 ...
Page 122: ...Communication Interface 122 ...
Page 130: ......
Page 138: ...Specifications 138 ...
Page 142: ...Maintenance 142 ...