描述
历史趋势站用于存储历史数据,一般用磁盘阵列(称为RAID技术)。
动态数据服务器是DCS和MIS系统的接口,也是DCS和Web的隔离设备。
New Omron G7TC-ID16 DC24V G7TCID16 relay Terminal NIB
ITW VORTEC 721T-70 Valve & Adjustable Thermostat NIB
SMC Solenoid Valve NVFS3410-5DZ NVFS34105DZ 24v NEW
Reliance FCCA Board Card 0-51893 051893
BENTLY NEVADA 3300/01 330001 TRANSDUCER VOLTAGE
ARROW ST-61F 110/220V 24V 6W ALARM SIREN TONE GENERATOR
NEW ROSEMOUNT PRESSURE TRANSMITTER 140-04 REV.M 100PSI
Agastat Timer 7012ACL 1.5-15 SEC. 120V Coil 7012-ACL
Agastat Timer 7012ADL 5-50 SEC. 120V Coil 7012-ADL