---

Cover

1

Contents

2

Selection guide

3

Compact and modular smart relays

7

Presentation

7

Functions

11

Description

14

Characteristics

15

Curves

21

References

23

Dimensions, mounting, schemes

29

Communication

33

Presentation

33

Programming protocol

34

Modbus slave communication protocol

35

Ethernet server communication protocol

39

Communication

43

Analogue I/O extension modules

45

Presentation, description

45

Characteristics

46

References, dimensions, schemes

47

Modem communication interface

49

Presentation, description

49

Functions, setting-up

51

Characteristics

53

References

55

Dimensions, connections

56

Analogue interfaces

59

Selection guide

59

Presentation

61

Characteristics

63

References

65

Dimensions, mounting, schemes

66

Powers supplies and transformers

67

Presentation, description

67

Characteristics

68

References, dimensions, schemes

72