Novatek ET- 485 User Manual Download Page 1

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NOVATEK-ELECTRO LTD.

Intelligent Industrial Electronics

Protocol converter
Modbus RTU/ASCII (RS-485) to
Modbus TCP (Ethernet)

ЕТ- 485

USER MANUAL

TECHNICAL DATA SHEET

www.novatek-electro.in

Summary of Contents for ET- 485

Page 1: ...NOVATEK ELECTRO LTD Intelligent Industrial Electronics Protocol converter Modbus RTU ASCII RS 485 to Modbus TCP Ethernet 485 USER MANUAL TECHNICAL DATA SHEET www novatek electro in...

Page 2: ...ricity mains Do not use abrasives or organic compounds alcohol gasoline solvents etc for cleaning DO NOT OPEN AND REPAIR THE EQUIPMENT YOURSELF It may contain energized parts DO NOT OPERATE THIS UNIT...

Page 3: ...the 485 12 6 Operating the 485 13 6 1 General information 13 6 2 Operating 485 over the HTTP protocol 13 6 3 Operating 485 over the Modbus TCP protocol 13 7 Settings 14 7 1 General information 14 7 2...

Page 4: ...is a routable protocol for transferring data over Ethernet It is a part of TCP IP and used for Internet IP address is a node address which is unique within a single network operating over the IP proto...

Page 5: ...bus requests from the clients to the units in the Modbus network and returns their answers to the clients 485 has flexible addressing within the Ethernet network overloading MAC address static and dyn...

Page 6: ...ted pair Supported Ethernet protocols Modbus TCP HTTP Maximum number of connections over the Modbus TCP protocol 11 Integrated servers Modbus server HTTP server Data Exchange Interface over the Modbus...

Page 7: ...y II Rated insulation voltage V 450 Rated impulse withstand voltage kV 2 5 Operating position arbitrary Pollutants in the amount which is not to exceed the maximum permissible concentration none 2 2 O...

Page 8: ...1 Structure 3 1 1 Design The unit has a standard plastic case which can be attached to the DIN rails with the width of 35 mm The unit drawing together with the overall and setting dimensions is provi...

Page 9: ...ecture provides data routing between the Modbus RTU ASCII RS 485 network and Ethernet 10base T 100base T network The operating speed and availability of channels for direct access to the memory allows...

Page 10: ...is provided with a globally unique MAC address during the production and can be connected to local networks with a protected access to Internet Figure 4 Structural diagram of the unit DC power Process...

Page 11: ...tc in the air 4 1 5 Switching adjustment and maintenance of the unit should be conducted by the qualified personnel who is familiar with the provisions of this user manual 4 2 6 The following regulati...

Page 12: ...d signal while contact B is used for the inverted signal 2 Switch the cable connection with Ethernet network supplied to the Ethernet socket and Ethernet network Any connection peculiarities depending...

Page 13: ...connection to an Ethernet network using the HTTP protocol on port 80 PC connection can be established using the WEB browser When a client connects to port 80 the unit starts expecting requests for HTM...

Page 14: ...provides a response to the client If the request is addressed to another unit the unit sends the request into the Modbus network and waits for a response from a unit on the network RS 485 indicator is...

Page 15: ...l Collection Description Access Address Acting settings Current unit configuration In any mode read only 200 262 Saved settings The collection is saved regardless of power supply and further used as t...

Page 16: ...String of characters 0 Configuration mode is available upon entering the valid password 100 119 Control command 0 3 writing in the configuration mode 0 0 no activity 1 Restart unit restart 2 Save save...

Page 17: ...hole period of operation 140 Table 7 Unit configuration settings Parameter Min Max Factory setting Description Address Addressing in the Ethernet network Static IP address IP address 192 168 0 111 IP...

Page 18: ...ernet network 515 520 Switching to Ethernet network Connection port for Modbus TCP 1 65535 502 Used in case of TCP connection to the unit via Ethernet to exchange data over Modbus TCP protocol 521 IP...

Page 19: ...odbus TCP connection 0 1 0 0 Modbus TCP connection is maintained regardless of the connection hold time 1 if all connections to Modbus TCP are busy the new client requesting for a connection can be co...

Page 20: ...the odd even check to verify odds 0 1 0 Used in case of data exchange between the units in Modbus network if odd even check is enabled The same value for all units in Modbus network 0 Parity check 1...

Page 21: ...de Waiting for a response is terminated if the subsequent byte of the response has not been received within the given time as indicated for the reception of response Waiting time shall not be less the...

Page 22: ...d is correct you shall be granted access to the setup mode Settings page appears with a list of parameters detailed in Table 7 If the password is incorrect the password request shall be displayed once...

Page 23: ...see Table 5 before setting parameters Factory set password is 11111 i e write 49 ASCII code for one to record the factory set password to registers 0 4 If the password is correct the mode register se...

Page 24: ...the expiry of the service life 9 2 Guaranteed storage life is 3 years 9 3 Warranty period is 36 moth from the date of sale The manufacturer shall provide a free repair of the unit within the warranty...

Page 25: ...ipping box should be stored indoors at a temperature of 45 to 70C and relative humidity of no more than 80 with no vapors available in the air capable of producing harmful effect on the shipping box a...

Page 26: ...D C 30 Patparganj Industrial Area 1st flr Delhi 110092 INDIA Tel 91 11 42143253 Tel Fax 91 11 43010600 Email info novatek electro in Web www novatek electro in _____________________________ __________...

Page 27: ...Proper communication between units of a subnet is possible under several conditions 1 All units of a subnet have similar mask Most of small LANs are using 255 255 255 0 mask 2 Mask starts with a group...

Page 28: ...irst three bytes of the IP address which are different from those specified in Table A 1 or the ET 485 factory IP address is already taken the configurable unit should be temporarily removed from the...

Page 29: ...administrator 2 Click the icon of the connection with the right button and select Properties in the drop down menu The Properties window opens see Fig A 3 3 Select Internet Protocol TCP IP from the li...

Page 30: ...30 ET 485 NOVATEK ELECTRO Figure 3 Connection properties window in Windows OS Figure 3 TCP IP properties window in Windows OS...

Page 31: ...ection or acquire it from your ISP Connect the unit directly to the PC and change the parameters Enable manual MAC address and Manually set MAC address to have the manual MAC address enabled and value...

Page 32: ...s shall be only available to a given client using a given protocol In case of no requests from the client over the long period the access returns to locked mode Note The setup mode is provided over an...

Page 33: ...50 2 66 B 82 R 98 b 114 r 35 51 3 67 C 83 S 99 c 115 s 36 52 4 68 D 84 T 100 D 116 t 37 53 5 69 E 85 U 101 e 117 u 38 54 6 70 F 86 V 102 f 118 v 39 55 7 71 G 87 W 103 g 119 w 40 56 8 72 H 88 X 104 h...

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