1746-INT4产品特点
确定皮带秤信号比例关系:首先使变频器运行在10Hz状态,将皮带称输出信号接入变频器,连续、均匀地给料(皮带秤信号从4mA开始增加,其改变量小于0.1mA,则可认为给料恒定),记录给料量、变频器输出(频率)、电机温度等参数值(见表2所示)。分析数据,则可验证其设定值的大小是否合理。可根据数据变化趋势,采取相应的对策(必要时还可修改称重系统信号输出斜率)调整其比例系数。本系统最终确定其皮带秤信号的比例系数为82%。另外若给定值修正不理想,可通过改变皮带秤的PID参数(一般是改变比例常数),也可优化匹配的参数修正值。
表2 皮带秤信号技术参数测量记录
注:此表内数据为11KW爬坡皮带输送机的运行参数;K—为皮带称输出增益系数。
1746-INT4
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1746-INT4
参数规格
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E2770-69550 Test Processor Base Board HP Agilent 83000
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STULZ Cosmotec Industrial Cooling EHE2800220Z000K 220V
Lot 155 pcs Kipp NDX LOCKING BOLTS NDX10LW-SUS
ABB 3BSE030220R1 CI854AK01 Profibus DP/V1 Interface NEW
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IR Ingersoll Rand ARO 612041-1 PISTON PUMP NEW
Endress + Hauser ConduMax W CLS 12 CLS12-A1D1A
USSI Board J725709-0337 EQ1001-7R EQ2540-7R Ansaldo
Agilent 5183-4780-P Flow Tracker 2000 Flowmeter/LeakDet
Lot 8 POWERLINK PLC-5220 Gen-Set Controllers SOLD AS IS
Alcatel OC3C/STM1C IR I/O CARD Refurbished
Refurb Fuji Inverter FVR3.7E9S-2TS for ICHINOSE Machine
OMRON Pair Safety Light Curtain F3SJ-A0520N30-L & D NEW
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IPC Alliance MX SELC SWITCH Card 502005007 NEW
HoneyWell C7012A 1202 Purple Peeper UV Flame Detector
1746-INT4