คุณสมบัติ / Specifications
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
Output Type: 1 x 4 – 20mA + 5 x Relay Outputs
Number of Outputs: 1
Input Type: Current, Voltage
IP Rating: IP40
Current Rating: 200 (Fuse) mA, 4 → 20 mA
Series: 3490
Isolation Voltage: 500V dc
-20%Sold out
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Rosemount 2051 Series Pressure Sensor, -623mbar Min, 623mbar Max, 4 → 20 mA, Hart Output, Absolute,
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รายละเอียดสินค้า / Product Details
**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
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