描述
要获得平稳的基线,参比物的选择很重要。要求参比物在加热或冷却过程中不发生任何变化,在整个升温过程中参比物的比热、导热系数、粒度尽可能与试样一致或相近。
常用α-三氧化二铝Al2O3)或煅烧过的氧化镁(MgO)或石英砂作参比物。如分析试样为金属,也可以用金属镍粉作参比物。如果试样与参比物的热性质相差很远,则可用稀释试样的方法解决,主要是减少反应剧烈程度;如果试样加热过程中有气体产生时,可以减少气体大量出现,以免使试样冲出。选择的稀释剂不能与试样有任何化学反应或催化反应,常用的稀释剂有SiC、铁粉、Fe2O3、玻璃珠Al2O等。
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主营:世界知名品牌的PLC、DCS系统备件模块
①Allen-Bradley(美国AB)系列产品》
②Schneider(施耐德电气)系列产品》
③General electric(通用电气)系列产品》
④Westinghouse(美国西屋)系列产品》
⑤SIEMENS(西门子系列产品)》
⑥销售ABB Robots.FANUC Robots、YASKAWA Robots、KUKA Robots、Mitsubishi Robots、OTC Robots、PanasonicRobots、MOTOMAN Robots。
⑦estinghouse(西屋):OVATION系统、WDPF系统、MAX1000系统备件。
⑧Invensys Foxboro(福克斯波罗):I/A Series系统,FBM(现场输入/输出模块)
顺序控制、梯形逻辑控制、事故追忆处理、数模转换、输入/输出信号处理、数
据通信及处理等。Invensys Triconex:冗余容错控制系统、基于三重模件冗余(TMR)
结构的zui现代化的容错控制器。
⑨Siemens(西门子):Siemens MOORE,Siemens Simatic C1,Siemens数控系统等。
⑩Bosch Rexroth(博世力士乐):Indramat,I/O模块,PLC控制器,驱动模块等。
◆Motorola(摩托罗拉):MVME 162、MVME 167、MVME1772、MVME177等系列。
REXROTH INDRAMAT CLC-D02.3-FW MODULE INPUT CARD
REXROTH INDRAMAT CLC-D02.3M-FW CONTROL CARD W/FIBER OPTIC
REXROTH INDRAMAT CLC-V02.3C-FW SERVO CONTROL VMEBUS CLC W/40 AXIS GPS FIRMWARE
REXROTH INDRAMAT CLM-01.2 CONTROL MODULE
REXROTH INDRAMAT CLM01.2-A CONTROL MODULE 2 AXIS MOK II
REXROTH INDRAMAT CLM01.2-A-E 2 AXIS CONTROLLER
REXROTH INDRAMAT CLM012E AXIS CONTROL
REXROTH INDRAMAT CLM01.3-X-0-2-0 CONTROLLER
REXROTH INDRAMAT CLM01.3-X-0-2-0-FW SERVO CONTROLLER
REXROTH INDRAMAT 266805 SERVO CONTROL
REXROTH INDRAMAT 267341 PC BOARD
REXROTH INDRAMAT 268887 CONTROL
REXROTH INDRAMAT 268889 CONTROL
REXROTH INDRAMAT 271426 ELEC COMPONENT
REXROTH INDRAMAT 271639 ENCODER
REXROTH INDRAMAT 276889 CONNECTOR
REXROTH INDRAMAT 276890 CONNECTOR
REXROTH INDRAMAT 277697 CABLE
REXROTH INDRAMAT 278760 FIRMWARE MOD
REXROTH INDRAMAT 278984 CABLE
REXROTH INDRAMAT 284830 SERVO MOTOR
REXROTH INDRAMAT 285402 CARD DISPLAY
REXROTH INDRAMAT 2AD160B-B35OB2-BS03-C2N1 MOTOR 460VAC 30KW 1.5-6K RPM
REXROTH INDRAMAT 2AD160CB350B1BS0 SERVO
REXROTH INDRAMAT 2G-1125-1R-B3-3302-H2 SERVO MOTOR
REXROTH INDRAMAT 308241 FIB OPTIC MOD
REXROTH INDRAMAT 308248 FIB OPTIC MOD
REXROTH INDRAMAT 31220901 ENCODER
REXROTH INDRAMAT 610085 CONNECTOR KIT/CABLE
REXROTH INDRAMAT 610110 CONNECTOR KIT/CABLE
REXROTH INDRAMAT 610121 CONNECTOR KIT/CABLE
REXROTH INDRAMAT 610123 CONNECTOR KIT/CABLE
REXROTH INDRAMAT A2D300AD0201 FAN ASSEMBLY 230/400V 280/270W 2650/2800RPM
REXROTH INDRAMAT AC-SERVO Item
REXROTH INDRAMAT APRB-02-02 INTERFACE SERCOS
REXROTH INDRAMAT APRB02-02-FW AXIS PROCESSOR MODULE
REXROTH INDRAMAT AS161/006-000 PROGRAMMING MODULE
REXROTH INDRAMAT BGRNTB02-00 PRINTED CIRCUIT CARD FOR MT-CNC02/03
REXROTH INDRAMAT BSM150GB120DN11 BLOCK
REXROTH INDRAMAT BTM03.1-BA-TA-TA-TA-TA-VA-2FF-FW OPERATOR INTERFACE/PUSHBUTTON STATION
REXROTH INDRAMAT BTM1.01/00 CONTROL PANEL WITH EMERGENCY STOP
REXROTH INDRAMAT BZM01.1-07 SERVO CONTROLLER ECODRIVE AC
REXROTH INDRAMAT BZM01.3-01-07 SERVO CONTROL
REXROTH INDRAMAT CCD01.1-KE00-01 RACK 4 SLOT
REXROTH INDRAMAT CCD01.1-KE02-01-FW MOTION CONTROLLER W/PLUG-IN FRAME WO/FIRMWARE
REXROTH INDRAMAT CCD01.1KE19-01FW SERVO DRIVE
REXROTH INDRAMAT CCD01.1-KE20-01-FW SERVO CONTROLLER
REXROTH INDRAMAT CLC-D02.2 PC BOARD
REXROTH INDRAMAT CLC-D02.2A-FW CARD SERIAL COMMUNICATION
REXROTH INDRAMAT CLC-D02.3 MODULE INPUT CARD
REXROTH INDRAMAT CLC-D02.3-FW MODULE INPUT CARD
REXROTH INDRAMAT CLC-D02.3M-FW CONTROL CARD W/FIBER OPTIC
REXROTH INDRAMAT CLC-V02.3C-FW SERVO CONTROL VMEBUS CLC W/40 AXIS GPS FIRMWARE
REXROTH INDRAMAT CLM-01.2 CONTROL MODULE
REXROTH INDRAMAT CLM01.2-A CONTROL MODULE 2 AXIS MOK II
REXROTH INDRAMAT CLM01.2-A-E 2 AXIS CONTROLLER
REXROTH INDRAMAT CLM012E AXIS CONTROL
REXROTH INDRAMAT CLM01.3-X-0-2-0 CONTROLLER
REXROTH INDRAMAT CLM01.3-X-0-2-0-FW SERVO CONTROLLER
REXROTH INDRAMAT DDS03.1-W/030-R SERVO DRIVE AC 30AMP RESOLVER FEEDBACK
REXROTH INDRAMAT DDS031W050D AC SERVO DRIVE
REXROTH INDRAMAT DDS2.1-A150-D SERVO CONTROLLER
REXROTH INDRAMAT DDS21A200D MODULE
REXROTH INDRAMAT DDS2.1-W/025-D SERVO CONTROL AC
REXROTH INDRAMAT DDS2.1-W/050-D SERVO CONTROL AC W/DDS-1 SERCOS ETHERNET IN SLOT1
REXROTH INDRAMAT DDS2.1-W/100-D SERVO DRIVE CONTROLLER AMPLIFIER
REXROTH INDRAMAT DDS2.1-W/150-D SERVO CONTROLLER AC
REXROTH INDRAMAT DDS2.1-W/200-D SERVO DRIVE 200AMP
REXROTH INDRAMAT DDS22W100BE1200 DRIVE
REXROTH INDRAMAT DDS3.1-W/030-D SERVO CONTROLLER
REXROTH INDRAMAT DDS3.1-W/030-R SERVO DRIVE AC 30AMP RESOLVER FEEDBACK
REXROTH INDRAMAT DEA04.1 I/O MODULE/INTERFACE FOR PLC 15INPUT 16OUTPUT
REXROTH INDRAMAT DEA04.2 PLUG IN I/O CARD
REXROTH INDRAMAT DEA28.1 I/O MODULE ISOLATED 32IN 24O