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Float and Displacer Liquid Level Switches |
Alarm Setter
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Horizontal Float Level SwitchesBrand: Mobrey
Models: S01APA/F84, S01DB/F68/1, S01DB/F84, S01DB/F104/1, S36DA/F84, S36DA/F104/1, S250DA/F84 For more available models, please refer to datasheet for more details Description: With over 100 years of experience, Mobrey magnetic level switches are a proven design and ideal for general purpose, high and low liquid level alarm, and pump control duties. The tough, rugged design enables long life in aggressive environments and can operate in almost any liquid at high pressures and temperatures. As the liquid level increases and passes the level of the float, the float pivots upwards and switches the output. Similarly, as the level of the liquid decreases and falls below the level of the float, the float pivots downwards and again switches the output. The magnetically-coupled, snap-action switching with no springs means reduced maintenance, and there are no glands or linkages which could cause leaks. Available in a wide range of materials of construction, process connections, floats, and switch outputs to suit all types of liquid level application and meet site standards. A tamperproof and hermetically sealed switch mechanism is available for use in low temperature environments, corrosive atmospheres, and critical duties. Externally evaluated and certified in accordance with IEC61508 to attain Safety Integrity Level 1 (SIL 1) for a single device, many Mobrey float level switches can be used in a Safety Instrumented System (SIS). There are four product families of Mobrey horizontal float level switches namely: Float level switches for general purpose applications (aluminum bronze wet-side) - Use in non-hazardous (safe) area applications - Ideal for industrial applications such as pump control, and high or low alarm duty Float level switches for general purpose applications (stainless steel wet-side) - Use in non-hazardous (safe) area applications - Ideal in high temperature/pressure environments Float level switches for hazardous area applications - Use in explosion-proof or flameproof applications - ATEX/ IECEx Zone 1 gas group IIC approval Float level switches for marine applications - Specifically designed for submersible (to 100 ft. / 30 m) or hose-proof applications - Hazardous area submersible and hose-proof level switches are also available - Marine approvals Vertical Float Level SwitchesBrand: Mobrey
Models: S01DB/F21/1, S36DA/F21/1, S250DA/F21/1 For more available models, please refer to datasheet for more details Description: The vertical float level switch from Mobrey carries a stainless steel sheathed permanent magnet which rises and falls in the glandless pressure tube with changing liquid level. Switching is achieved with the unique Mobrey "3-magnet" system, giving snap-action "latch-on" switching. A switch mechanism is mounted inside the enclosure adjacent to the pressure tube. Vertical movement of the float magnet in the pressure tube simultaneously actuates the secondary and tertiary magnets in the switch mechanism to operate the contacts. The "3-magnet" system enables the float magnet to pass on and actuate switch mechanisms at other levels. Switch mechanisms already actuated cannot re-set until the return of the primary magnet actuates the magnet system once again. All the models in the Mobrey range of float switches are available for use with the Rosemount 702 wireless discrete transmitter, allowing plant managers to cost-effectively access valuable data about the performance and safety of their plant. Owing to the high cost of wiring, most process plants have hundreds or even thousands of discrete measurement points that are not connected to the control system. The advent of wireless communications allows process plant managers to save up to 90% of installation cost compared with wired technologies, enabling them to collect more data at central locations than has ever been possible before. Features
Benefits
M-Switch Horizontal Float Level SwitchesBrand: Mobrey
Models: SMA1, SMB1, SMD1, SMN1, SMA2, SMB1, SMD2, SMN2 Description: Manufactured in 316 stainless steel throughout, the M-Switch small float level switch is available for side mounting with either a flange or 50mm/2" thread. Comprising a small float on the wet side and a body containing a high current micro-switch on the dry side, the Mobrey M-Switch small float level switch will reliably detect liquid level to give a voltage free contact operation for alarm signalling or as part of a pump control system. All the models in the Mobrey range of float switches are available for use with the Rosemount 702 wireless discrete transmitter, allowing plant managers to cost-effectively access valuable data about the performance and safety of their plant. Owing to the high cost of wiring, most process plants have hundreds or even thousands of discrete measurement points that are not connected to the control system. The advent of wireless communications allows process plant managers to save up to 90% of installation cost compared with wired technologies, enabling them to collect more data at central locations than has ever been possible before. Features
Benefits
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