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Mini Modbus 4DI

User Manual

7.  Modules Registers

7.1.  Registered access

Modbus 

Dec 

Hex 

Register Name

Access

Description

30001

0

0x00 Version/Type

Read

Version and Type of the device

30002

1

0x01 Address

Read

Module Address

40003

2

0x02 Baud rate

Read & Write

RS485 baud rate

40004

3

0x03 Stop Bits & Data Bits

Read & Write

No of Stop bits & Data Bits (see 3.4.2)

40005

4

0x04 Parity

Read & Write

Parity bit

40006

5

0x05 Response Delay

Read & Write

Response delay in ms

40007

6

0x06 Modbus Mode

Read & Write

Modbus Mode (ASCII or RTU)

40009

8

0x08 Watchdog

Read & Write

Watchdog

40033

32

0x20 Received packets MSB

Read & Write

No of received packets

40034

33

0x21 Received packets LSB

Read & Write

40035

34

0x22 Incorrect packets MSB

Read & Write

No of received packets with error

40036

35

0x23 Incorrect packets LSB

Read & Write

40037

36

0x24 Sent packets MSB

Read & Write

No of sent packets

40038

37

0x25 Sent packets LSB

Read & Write

30051

50

0x32 Inputs

Read

Inputs state

40053

52

0x34 Counter 1 MSB

Read & Write

32-bit counter 1

40054

53

0x35 Counter 1 LSB

Read & Write

40055

54

0x36 Counter 2 MSB

Read & Write

32-bit counter 2

40056

55

0x37 Counter 2 LSB

Read & Write

40057

56

0x38 Counter 3 MSB

Read & Write

32-bit counter 3

40058

57

0x39 Counter 3 LSB

Read & Write

40059

58

0x3A Counter 4 MSB

Read & Write

32-bit counter 4

40060

59

0x3B Counter 4 LSB

Read & Write

40061

60

0x3C CCounter 1 MSB

Read & Write

32-bit value of captured counter 1

40062

61

0x3D CCounter 1 LSB

Read & Write

40063

62

0x3E CCounter 2 MSB

Read & Write

32-bit value of captured counter 2

40064

63

0x3F CCounter 2 LSB

Read & Write

40065

64

0x40 CCounter 3 MSB

Read & Write

32-bit value of captured counter 3

40066

65

0x41 CCounter 3 LSB

Read & Write

40067

66

0x42 CCounter 4 MSB

Read & Write

32-bit value of captured counter 4

40068

67

0x43 CCounter 4 LSB

Read & Write

40069

68

0x44 Counter Config 1

Read & Write

Counter Configuration

+1 – time measurement (if 0 counting impulses)
+2 – autocatch counter every 1 sec
+4 – catch value when input low
+8 – reset counter after catch
+16 – reset counter if input low
+32 – encoder

40070

69

0x45 Counter Config 2

Read & Write

40071

70

0x46 Counter Config 3

Read & Write

40072

71

0x47 Counter Config 4

Read & Write

40073

72

0x48 Catch

Read & Write

Catch counter

40074

73

0x49 Status

Read & Write

Captured counter

Expansion Module– 4 digital inputs

User Manual

Version 1.2

9 / 12

Содержание Mini Modbus 4DI

Страница 1: ...Mini Modbus 4DI Expansion Module 4 digital inputs Version 1 2 User Manual Manufactured for ...

Страница 2: ...out incurring any liability for the purposes of commercial law This information does not release you from the obligation of own judgement and verification We reserve the right to change product specifications without notice Please read the instructions carefully and follow the recommendations contained therein WARNING Failure to follow instructions can result in equipment damage or impede the use ...

Страница 3: ...h allow to connect two encoders All inputs are isolated from the logic by optocouplers Each channel can be individually configured in one of several modes This module is connected to the RS485 bus with twisted pair wire Communication is via MODBUS RTU or MODBUS ASCII The use of 32 bit ARM core processor provides fast processing and quick communication The baud rate is configurable from 2400 to 115...

Страница 4: ...Vrms Input Type PNP or NPN Counters No 4 Resolution 32 bits Frequency 1kHz max Impulse Width 500 μs min Temperature Work 20 C 65 C Storage 40 C 85 C Connectors Power Supply 3 pin Communication 3 pin Inputs 2 x 3 pin Configuration Mini USB Size Height 90 mm Length 56 mm Width 17 mm Interface RS485 Up to 128 devices Maximum current with active Modbus transmission and high state on all inputs Expansi...

Страница 5: ...s should be taken at the installation stage to prevent these effects These protective steps include control cabinet grounding module grounding cable shield grounding protective elements for electromagnetic switching devices correct wiring as well as consideration of cable types and their cross sections 3 2 Network Termination Transmission line effects often present a problem on data communication ...

Страница 6: ...ad 2 3 30001 Input Registers Registered Read 3 4 40001 Output Registers Registered Read Write 4 6 16 3 4 Communication settings The data stored in the modules memory are in 16 bit registers Access to registers is via MODBUS RTU or MODBUS ASCII 3 4 1 Default settings Parameter name Value Address 1 Baud rate 19200 Parity No Data bits 8 Stop bits 1 Reply Delay ms 0 Modbus Type RTU Expansion Module 4 ...

Страница 7: ...p Bits LSB 1 one stop bit 2 two stop bits 40004 3 0x03 Data Bits MSB 7 7 data bits 8 8 data bits 40006 5 0x05 Response delay Time in ms 40007 6 0x06 Modbus Mode 0 RTU 1 ASCII 4 Indicators Indicator Description ON LED indicates that the module is correctly powered TX The LED lights up when the unit received the correct packet and sends the answer 1 2 3 4 LED indicates that on the input is high stat...

Страница 8: ...Mini Modbus 4DI User Manual 5 Block diagram 6 Module Connection Expansion Module 4 digital inputs User Manual Version 1 2 8 12 IN1 IN2 μC RS485 VCC GND GND 485 485 COM1 IN3 IN4 COM2 ...

Страница 9: ... Counter 2 MSB Read Write 32 bit counter 2 40056 55 0x37 Counter 2 LSB Read Write 40057 56 0x38 Counter 3 MSB Read Write 32 bit counter 3 40058 57 0x39 Counter 3 LSB Read Write 40059 58 0x3A Counter 4 MSB Read Write 32 bit counter 4 40060 59 0x3B Counter 4 LSB Read Write 40061 60 0x3C CCounter 1 MSB Read Write 32 bit value of captured counter 1 40062 61 0x3D CCounter 1 LSB Read Write 40063 62 0x3E...

Страница 10: ...d Write Capture counter 1 1154 1153 0x481 Capture 2 Read Write Capture counter 2 1155 1154 0x482 Capture 3 Read Write Capture counter 3 1156 1155 0x483 Capture 4 Read Write Capture counter 4 1169 1168 0x490 Captured 1 Read Write Captured value of counter 1 1170 1169 0x491 Captured 2 Read Write Captured value of counter 2 1171 1170 0x492 Captured 3 Read Write Captured value of counter 3 1172 1171 0...

Страница 11: ... current value of other registers of the module This program can be a convenient way to test the system as well as to observe real time changes in the registers Communication with the module is done via the USB cable The module does not require any drivers Configurator is a universal program whereby it is possible to configure all available modules Expansion Module 4 digital inputs User Manual Ver...

Страница 12: ...ation 5 3 3 Types of Modbus Registers 6 3 4 Communication settings 6 3 4 1 Default settings 6 3 4 2 Configuration registers 7 4 Indicators 7 5 Block diagram 8 6 Module Connection 8 7 Modules Registers 9 7 1 Registered access 9 7 2 Bit access 10 8 Configuration software 11 Manufactured for Aspar s c ul Oliwska 112 80 209 chwaszczyno Poland ampero ampero eu www ampero eu Tel 48 58 351 39 89 48 58 73...

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