SM series

SM series

SM series

Product catalog summary
Overview: This document provides technical specifications and options for switch amplifiers compatible with the SM-6 flow meter. It highlights models suitable for intrinsically safe circuits and provides details on their features and approvals.
Specifications:
  • Model KFD/KFA: Single channel switch amplifier with alarm relay, broken wire detection, and three status indicator LEDs. Suitable for intrinsically safe circuits.
  • Model KCD: Compact single channel amplifier with LED status indication and broken wire detection.
Features:
  • Rail mounting compliant with DIN EN 60715.
  • Intrinsically safe inputs.
  • Approved by ATEX, FM, UL, and CSA.
Technical Data:
  • Flow Sensor: Protection class IP 67, ambient temperature range -20 to +70 °C, bi-stable operation, 2 m cable length, approved by PTB 99 ATEX 2128X.
  • Controllers: Power supply options include 20-30 V DC, 103.5-126 V AC, 207-253 V AC, and 24 V DC. Intrinsically safe according to EN 60079-11. Features broken wire detection and various approvals for different classes and groups.
Approvals: The amplifiers are approved for use in various hazardous locations, including Class I and II, Div. 1, with specific group approvals (A, B, C, D, E, F, G).
Ordering Information: Part numbers and descriptions are provided for different controller models and the flow sensor.
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Catalog excerpts

SM series-1

A variety of switch amplifiers is available for the SM-6 flow meter. For intrinsically safe circuits, use the model KFD/KFA single channel switch amplifier. This model features an alarm relay (change over contact), broken wire detection, and 3 status indicator LEDs for power, alarm and broken wire. Intrinsically safe inputs Also available is Model KCD – a single channel amplifier in a compact housing with LED status indication and broken wire detection. Bühler Technologies GmbH D - 40880 Ratingen, Harkortstr. 29 Tel.: + 49 (0) 2102 / 49 89-0 Fax: + 49 (0) 2102 / 49 89-20 Internet: www.buehler-technologies.com e-mail: [email protected]

 Open the catalog to page 1
SM series-2

Technical Data: Flow Sensor Protection class Ambient temperature For drawing see data sheet flow meter SM-6 Cable length Technical Data: Controllers Power supply Intrinsically safe acc. to Broken wire detection UL Class I Groups A, B, C, D Class II Groups E, F, G UL Class I Groups A, B, C, D Class II Groups E, F, G UL Class I Groups A, B, C, D Class II Groups E, F, G CSA Class I, Div. 1 Groups A, B, C, D Class II, Div. 1 Groups E, F, G CSA Class I, Div. 1 Groups A, B, C, D Class II, Div. 1 Groups E, F, G CSA Class I, Div. 1I Groups A, B, C, D Class II, Div. 1I Groups E, F, G Others on request...

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.