A.1.8 Varec Emulation - Emerson Rosemount 2460 Reference Manual

Specifications and Reference Data
March 2017

A.1.8 Varec emulation

Support for data polling of Varec field devices
(with Mark/Space protocol).
A.1.9 Rosemount 2160 emulation
Host protocol, supporting Rosemount 2160 Field Communication
Unit input register mapping. Enables replacement of Rosemount
2160 without need of host re-programming.
A.1.10 Digital communication protocols
Table A-2. Serial Host Communication Ports (5-8)
Supported devices
TankMaster
Other hosts (DCS, SCADA etc.)
1. Configurable termination by hardware switch.
Table A-3. Serial Field Communication Ports (1-6)
Supported devices
Rosemount 2410, TankRadar Rex
gauges (with SDAU), IDAU, Pro and TRL2
gauges
Rosemount 2410
Enraf 811, 813, 854, 873, 877, 894,
970, 971, TOI-B
Whessoe 1315, 1143
L&J 1500 XL, MCG 2000
Varec 1800, 1900
Table A-4. Additional Interfaces
Electrical Interface
(1)
Ethernet 1 (ETH1)
(2)
Ethernet 2 (ETH2)
Ethernet 3 (ETH3)
(3)
USB 2.0
(3)
SD
1. When connecting the system hub to a local LAN network, make sure the connection is secure to prevent unauthorized access
2. CAT 5 or 6 cable is recommended
3. FAT32 file system
146
Protocol Electrical interface
TRL2
RS485 (2 wire)
Modbus RTU
RS485 (4 wire)
RS232
Protocol Electrical interface
TRL2
Modbus RTU
RS485 (2 wire)
GPU Enraf Bi-phase Mark
WM550 20 mA Digital Current Loop
20 mA Digital Current Loop
WM660
RS485
L&J Tankway L&J Tankway
Varec Mark/Space Varec Mark/Space
Supported Peripherals
Modbus TCP connection to host system.
Connected to redundant system hub.
Used for service purposes only.
USB memory stick for logging of diagnostic data (service purposes only)
SD card for logging of diagnostic data (service purposes only)
Reference Manual
00809-0100-2460, Rev DB
Baud rate Port
4800 Port 5-8
(1)
Port 5-8
150-38400
(1)
Port 7-8
150-38400 Port 7-8
Baud rate Port
4800
150-38400
1200/2400
Port 1-6
150-2400
150-2400
150-38400
300-4800
70/250
Specifications and Reference Data