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悬挂和框架平面天花板 - 技术指南
根据ASTM测试方法E3090确定主梁和交叉TEE成员的垂直负载能力。可以根据ASTM C1858安装由螺钉连接的石膏板面板构建的悬挂天花板系统，并免除声音或外部面板天花板规定的代码要求。此标准做法仅限于支撑单层天花板的框架，并被横向支撑的墙壁或拱腹包围并附着。
slat天花板-Zeta
at varying height and widths - Discreate 1-7/8" profile designed for even illumination and low glare - Power supply and lighting control fully integrated - 970 lumens per foot (direct) - 950 watts per power feed (52' with max output) - 15° and 30° direct beam options plus 35° x 15° elliptical - UGR <10 - Multiple mounting and finish options available
CEILOMETER CT25K 用户指南
1.2 规格................................................................................................ 3 1.2.1 机械规格................................................................................ 3 1.2.2 外部连接器 J1 - 窗式空调 ................................................ 3 1.2.3 外部连接器 J2 - 电源输入 ........................................................ 3 1.2.4 输出接口................................................................................ 4 1.2.4.1 外部连接器 J3 - 数据线 ............................................................. 4 1.2.4.2 外部连接器 J4 - 维护线 ............................................................. 6 1.2.5 调制解调器选项 ............................................................................. 6 1.2.5.1 调制解调器板 DMX55.................................................................... 6 1.2.5.2 调制解调器板 DMX50.................................................................... 7 1.2.5.3 ANet 接口 DMX611 ............................................................. 7 1.2.6 发射器............................................................................................. 8 1.2.7接收器................................................................................................ 8 1.2.8 光学系统...................................................................................... 9 1.2.9 性能.............................................................................................. 9 1.2.10 环境条件...................................................................................... 9