Rosemount 3490系列液位控制器-帶面板座座式設計ATEX，115 [箭頭/] 230 V交流1電流，1電壓輸入4 - 20mA 3491L1P7I1。 3491L1P7I1

Feature

• 3490 Series Controller. Available either for wall or panel mounting, Rosemount's 3490 series control units are designed for use with any 4-20mA or HART protocol level or flow transmitter. Easy to understand menus and a 'programming wizard' function make programming easy while password protection protect from accidental or unauthorised changes. Features ; Benefits. Tough weatherproof wall mount enclosure for internal and external mounting Accepts 4–20 mA or HART inputs. Compatible with HART 5, 6, and 7 Transmitters Five voltage-free SPDT relays for alarm and control duties Supports two voltage-free contact closure inputs 4–20 mA 12-bit isolated current output proportional to calculated value Bright local display of measured value and input/output status Pre-programmed tank shapes, flow algorithms, and control routines simplify configuration. A 20-point strapping table facility is provided for non-standard applications Real-time clock for energy saving routines, pump efficiency calculations, and date/time stamping of data logging

Specifications

• Quantity:1piece
• Number of Inputs:1
• Mounting Style:Panel Mount
• Probe Voltage:230/115Vac selectable
• Supply Voltage:115 V ac, 230 V ac
• Overall Length:144.8mm
• Overall Width:74.7mm
• Overall Depth:173mm
• Minimum Operating Temperature:-40°C
• Maximum Operating Temperature:+55°C
• Current Rating:200 (Fuse) mA, 4 20 mA
• CODE No.:892-9760