Honeywell SMV800 - 1. Introduction; 1.1 Overview; 1.2 Features of the transmitter

Revision 1.0 SMV800 Modbus User's Guide Page 1
1. Introduction
1.1 Overview
This section is an introduction to the physical and functional characteristics of Honeywell’s
family of SMV800 Modbus transmitters.
1.2 Features of the transmitter
The SMV800 SmartLine Multivariable transmitter type SMV800 Modbus supports
standard Modbus RTU transmission mode with measurement capability of process
variables: DP (Differential Pressure), SP (Static Pressure), PT (Process Temperature),
Flow, Totalizer and MBT (Meter Body Temperature).
Table 1-1 lists the protocols, human interface (HMI), materials, approvals, and mounting
bracket options for the SMV800 Modbus transmitter. The transmitter does support
SmartLine advance diagnostics such as Process Variables monitoring, Tamper Alarm and
Stress monitoring.
Table 1-1: Features and Options
Feature/Option
Standard/Available Options
Communication Protocols
Modbus standard RTU
Human-Machine Interface
(HMI)
Advanced Digital Display:
Advanced display languages: English, German,
French, Italian,
Spanish, Russian, Turkish, Chinese & Japanese
Three-button programming (optional)
Calibration
Single, Dual and Triple Cal for PV1 (Differential
Pressure) and PV2 (Static Pressure)
Integration Tools
Experion HS, Honeywell RTU2020
Mounting Brackets
Angle and Flat brackets in carbon Steel, 304SS
and 316SS
Approvals (See SMV Transmitter Users manual,
34-SM-25-03 Appendix for details.)
FM, CSA, ATEX, IECEx, SAEx/CCoE,
INMETRO, NEPSI, KOSHA, EAC and Explosion-
proof options
1.2.1. Tamper Functionality
When the write protection is enabled, if any unauthorized person tries to change the
device configuration, then “Tamper counter” gets incremented and if it crosses the
“Maximum number of tamper attempts” then Tamper alarm warning is triggered