西門子 POL687.70/STD 可編程控制器 S55396-C877-A100
POL687.70/STD 西門子Climatix產(chǎn)品系列控制器 參數(shù)詳細(xì)說明
POL687.70/STD 西門子Climatix產(chǎn)品系列控制器 輸入/輸出參數(shù)
POL687.70/STD 西門子Climatix產(chǎn)品系列控制器 通信接口類型
POL687.70/STD 西門子Climatix產(chǎn)品系列控制器 工作電壓與電流
POL687.70/STD西門子控制器屬于Climatix產(chǎn)品系列,專為暖通空調(diào)、制冷和區(qū)域供熱系統(tǒng)設(shè)計,具備測量、控制與監(jiān)視功能,是一款直接數(shù)字控制器(DDC)。其核心參數(shù)與功能特性如下:
電源規(guī)格:支持AC24V或DC24V供電,板載DC24V電源可為有源傳感器供電。
輸入輸出(I/O)配置:
8個通用I/O(可配置為模擬或數(shù)字信號輸入/輸出);
5個數(shù)字輸入(無源輸入);
2個模擬輸出(DC0…10V);
6個繼電器輸出(常開觸點)。
通信接口:
板載RS-485接口,支持Modbus RTU模式;
全模式modem RS-232端口,用于遠(yuǎn)程服務(wù);
支持KNX和BACnet等開放式通信標(biāo)準(zhǔn),便于集成到樓宇自動化系統(tǒng)。
編程與擴展:
支持自由編程(SAPRO),提供面向?qū)ο蟮膱D形化編輯工具;
可通過外圍設(shè)備總線連接本地或遠(yuǎn)程I/O擴展模塊;
內(nèi)置人機界面,兼容POL895.51/STD中文顯示器、POL8T7.50/STD(5.7寸)及POL8T7.80/STD(15寸)彩色觸摸屏。
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The parameter details of Siemens controller POL687.70/STD are as follows:
1、 Power Supply and Input/Output
Power supply: Supports AC 24V or DC 24V power supply, able to adapt to different power environments.
Input/Output (I/O):
Universal I/O: 8, can be freely configured as analog or digital signal input/output.
Analog inputs: 3, supporting NTC 10k and NTC 100k temperature sensors.
Digital inputs: including 2 passive inputs, 2 AC 24V inputs with electrical isolation, and 2 AC 115/230V inputs with electrical isolation.
Relay output: 8, of which 6 are normally open contacts and 2 are single pole double throw contacts.
Solid state relay output: 2, supporting AC 24/115/230V.
2、 Communication and Interface
Onboard RS-485 interface: Supports Modbus RTU mode for easy communication with other devices.
Process bus: supports network functions and integrates building automation systems based on KNX protocol.
Enhanced communication module: up to 3 can be configured for building system integration, supporting multiple communication protocols.
Local service interface: Supports human-machine interface (HMI) and PC tools (supports USB) for convenient on-site operation and monitoring.
Ethernet port: supports remote and local services, can be accessed through a browser, and can serve as an interface for programming and debugging tools.
Full mode modem RS-232 port: used for remote services, enabling remote monitoring and maintenance.
SD card interface: used for application and operating system upgrades, facilitating system updates and maintenance for users.
3、 Other characteristics
Onboard power supply: Provides DC 24V and DC 5V power supply to power active sensors.
Working temperature range: -20 ℃ to 60 ℃ (or -40 ℃ to 70 ℃ if there is no built-in LCD-HMI), able to adapt to various harsh working environments.