描述
Honeywell S7999B是一款系统显示模块，主要用于锅炉/燃烧器系统的监控与控制。以下是其产品详情：
基本信息
品牌：Honeywell
型号：S7999B
显示屏尺寸：真彩3.5in.×4.625in.（5.7in.对角线长度）
供电系统：12伏直流供电
通信接口
RS-485端子：2个（COM1，COM2），支持Modbus通信协议。
Ethernet连接：具备Ethernet连接系统，可用于下载软件升级。
功能特点
操作简便：采用向导式进程，方便调试，配备触摸屏，操作直观便捷，还具有声音反馈、屏幕保护、对比度调节、亮度调节等功能。
监控范围广：可用于单燃料或双燃料系统，能监控单一燃烧器或锅炉系统，也可通过Modbus总线系统监控高达99个燃烧器/锅炉系统。
控制功能强：可创建燃料/空气调制曲线，对4-20mA火焰信号滞后调整，对执行器控制精度调整，还可对配置文件进行脱机设置，对可编程拓展通信终端和燃烧系统命名，以及对ControLinks R7999 EEPROM进行备份与恢复。
实时数据分析：支持实时数据分析，可进行图形界面展示，还能将保存的趋势数据传输到Excel电子表格。
应用领域
主要应用于锅炉/燃烧器系统，支持烟气温度、水/蒸汽PID负荷控制、蒸汽/燃料流量监控等多种应用场景，可设置、监视R7999 ControLinks控制器，监视7800系列燃烧控制器、S7830拓展通信模块以及UDC2500/3200/通用数字控制模块等。
The Honeywell S7999B is a system display module primarily used for monitoring and controlling boiler/burner systems.Product details are as follows:
Basic Information
Brand:Honeywell
Model:S7999B
Display Size:True color,3.5 in.×4.625 in.(5.7 in.diagonal)
Power Supply:12 V DC
Communication Interface:Two RS-485 terminals(COM1,COM2),supporting Modbus communication protocol.
Ethernet Connection:Ethernet connection available for downloading software updates.
Features
Easy Operation:A wizard-based process facilitates commissioning.The touchscreen offers intuitive operation and features audio feedback,screen saver,contrast adjustment,and brightness adjustment.
Wide Monitoring Range:Available for single-and dual-fuel systems,it can monitor a single burner or boiler system,or up to 99 burners/boiler systems via Modbus.Powerful control capabilities:Create fuel/air modulation curves,adjust 4-20mA flame signal hysteresis,adjust actuator control accuracy,configure configuration files offline,name programmable expansion communication terminals and combustion systems,and back up and restore the ControlLinks R7999 EEPROM.
Real-time data analysis:Supports real-time data analysis with graphical display and the ability to transfer saved trend data to Excel spreadsheets.
Application Areas:Primarily used in boiler/burner systems,it supports a variety of application scenarios,including flue gas temperature,water/steam PID load control,and steam/fuel flow monitoring.It can configure and monitor R7999 ControlLinks controllers,7800 series combustion controllers,S7830 expansion communication modules,and UDC2500/3200/universal digital control modules.
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