XCL
总共允许使用381个数据点（所有类型，包括内部虚拟数据点和硬件数据点）。一般情况下，HVAC应用程序可能需要相同数量的内部虚拟数据点和硬件数据点。
XCL
电气特性
工作电压
24 Vac, ± 20%，21…30 Vdc
Excel 800 系统（XCL8010 控制器模块、连接的Excel 800 I/O模块， 以及现场设备）可以由一个或多个外部变压器供电。
内存
• 128 kB EPROM
• 512 kB RAM
• 2 MB Flash EPROM ( 固件和应用程序)
看门狗
如果Excel 800 控制器模块运行不正常，看门狗输出将被激活。
微处理器
16-bit 处理器 (TMP 91 CY22). 22 MHz
内存与实时时钟备份
当设备掉电时，超级电容器会保存内存中的数据和实时时钟72个小时（运行环境友好，无须担心电池寿命问题）。
XL800 控制器 XCL8010A XCL8010A Excel 800 plant controller Panle I/O XF821A 8 analog input module (Panel) XF822A 8 analog output module (Panel) XFR822A 8 analog output module with override (Panel) XF823A 12 binary input module (Panel) XF824A 6 relay output module (Panel) XFR824A 6 relay output module with override (Panel) XFR825A Actuator output module with override (Panel) Lon I/O XFL821A 8 analog input module (LON) XFL822A 8 analog output module (LON) XFLR822A 8 analog output module with override (LON) XFL823A 12 binary input module (LON) XFL824A 6 relay output module (LON) XFLR824A 6 relay output module with override (LON) Terminal socket Model XS821-22 Terminal socket for analog input and output modules.The package includes 1 terminal socket, 1 connector bride and 1 swivel label. XS823 Terminal socket binary input modules.The package includes 1 terminal socket, 1 connector bride and 1 swivel label. XS824-25 Terminal socket relay output and floating output modules.The package includes 1 terminal socket, 1 connector bride, 1 cross connector and 1 swivel label. Accessary (Optional) XS812 Manual disconnector module for analog input, analog output and binary input. The manual disconnector is plugged betwE+En the terminal socket and the electronic module. It allows manual disconnection of individual signals. This is useful during start-up. XS812RO Manual disconnector module for relay output.The manual disconnector is plugged between the terminal socket and the electronic module. It allows manual disconnection of individual signals. This is useful during start-up. XS814 10 auxiliary terminal blocks. The auxiliary terminal block is used for distribution of signals. It includes 2 blocks with 7 terminals which are connected to each other. XS815 20 cross connectors (red in below figure) for connection of 6 relay commons.One cross connector is included in the terminal socket package. XS817 40 cross connectors (red in below figure) for connection of 3 relay commons (used if voltage on relay 1…3 is different to voltage on relay 4…5) XS816 10 bus bridges. One bus bridge is included in the terminal socket package. XAL10 10 swivel labels. The swivel label is used to attach the application specific label printed with CARE.One swivel label is included in the terminal socket package. XW882 XI582 cable for Excel 800 (a combination of XW586 and XW582 can be also used). XW885 Download cable for Excel 800 (a combination of XW586 and XW585 can be also used). XW884 Adapter cable to use XW882 and XW885 with an XL500 controller
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