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Summary of Contents for TC FLUID CONTROL KMS-2
- Page 1 Installation and Operating Instructions KMS-2 Exia Magnetostrictive Level Transmitter Revision D 20/09/2018...
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Page 2: Table Of Contents
KMS-2/Exia Transmitter Installation and Operating Manual ATEX Contents Symbols Used ....................... 1 Safety information ....................1 Introduction ......................2 Outputs ......................... 2 Installation General ....................4 Magnetic Level Gauge Applications ..............4 Immersion or in tank installation ................4 Electrical Connections ................... 7 Cable Selection ..................... -
Page 3: Symbols Used
EU type examination certificate. Information Facts and information concerning proper operation of the KMS-2 Level Transmitters Instructions for electrical installation Information on proper electrical installation. Safety information Read these instructions before installation and putting into operation. -
Page 4: Introduction
KMS-2/Exia Transmitter Installation and Operating Manual ATEX Introduction A 4-20mA loop powered transmitter for measuring the level of liquid in a vessel either directly (immersion application) with an annular float, or indirectly by mounting on a magnetic level gauge. The Exia intrinsically safe version can be used in all hazardous area zones when connected through an approved isolation barrier. - Page 5 KMS-2/Exia Transmitter Installation and Operating Manual ATEX Analogue Output: The process variable and error status are transmitted over the current loop with values as shown in table 2. LED’s: Provide local indication during calibration when the optional LCD is not fitted.
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Page 6: Installation General
KMS-2/Exia Transmitter Installation and Operating Manual ATEX Installation General Magnetic Level Gauge Applications The unit should be fitted to the level gauge with reference to Fig1 using the mounting clips and insulation (if required) supplied. The unit should be positioned such that the XXXX marks around the circumference align with the upper and lower vessel connection points. - Page 7 KMS-2/Exia Transmitter Installation and Operating Manual ATEX TOP MOUNT OPTION DISPLAY INSULATION IF REQUIRED TRANSMITTER SCREW TRANSMITTER CLAMP CLIP GAUGE CHAMBER BOTTOM MOUNT OPTION Fig 1 Typical Installation When Fitted to Magnetic Level Gauge Rev D 20/09/2018 KMS-2/Exia IOM Page 5 of 13...
- Page 8 KMS-2/Exia Transmitter Installation and Operating Manual ATEX Fig 2 Immersion Application Ensure that the PFA/PTFE washer is correctly fitted to prevent the risk of sparking if the float was to hit the stop. Ensure that the electronic assembly is maintained within the certified ambient temperature range consult sales office to determine correct offset.
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Page 9: Electrical Connections
KMS-2/Exia Transmitter Installation and Operating Manual ATEX Electrical Connections Unscrew the lid to gain access to the rear terminal enclosure; the terminal block can then be removed to facilitate connections. Select the correct cable entry point dependent on the orientation of the sensor. The connection cable should be bought in through an M20 gland suitable to maintain the required IP rating, and then connected to the + and –... -
Page 10: Adjustment And Configuration
KMS-2/Exia Transmitter Installation and Operating Manual ATEX Adjustment and Configuration: (See also Flowchart Page 10) The unit is normally set at the factory to the required specification: Range adjustment and output inversion (To customer requirements) • Low Level Alarm Select (off) •... -
Page 11: Configuration Switches
KMS-2/Exia Transmitter Installation and Operating Manual ATEX Caution The float failure and write protect switches should be set to the ‘OFF’ position before adjustment to the ranging are made, and reinstated as necessary afterwards. It is important that the float is kept stationary for approximately 10 seconds before and after operation of the calibration buttons to ensure that the output signal has stabilised to the correct value. -
Page 12: Transmitter Front Panel Settings Flowchart
KMS-2/Exia Transmitter Installation and Operating Manual ATEX Transmitter Front Panel Settings Flowchart Transmitter must be detecting float before settings can be changed Analogue fault signalling setting Rev5 onwards (Displayed during startup Init.5) Page 10 of 13 KMS-2/Exia IOM Rev C... -
Page 13: Certification
KMS-2/Exia Transmitter Installation and Operating Manual ATEX Certification Certificate No’s. Baseefa 06 ATEX 0159 X, IECEx BAS 06.0038 X Explosion protection Type: Ex ia Gas Group: IIC ATEX Approval Type: II 1G Exia IIC T2 … T6 Ga or II 1G Exia IIB T2 … T6 Ga Notified Body No. -
Page 14: Fault Analysis Sheet
KMS-2/Exia Transmitter Installation and Operating Manual ATEX Fault analysis Sheet Problem Possible Fault Action Supply Voltage to low < 8V Check voltage and adjust accordingly Zero current eg. 0mA Supply Connections reversed Swap supply cables Cables/Connecting circuit faulty Rectify as required Faulty Unit Consult Factory. -
Page 15: Technical Data
KMS-2/Exia Transmitter Installation and Operating Manual ATEX Technical Data Materials Measuring probe: - 316L Stainless steel Housing: - 316L Stainless steel Cable entry Thread Size: - M20x1.5mm Connection conductor size: - 0.5mm² - 2.5mm² Supply voltage (Nominal 24VDC) Minimum Maximum... - Page 16 WIKA Instruments Ltd TC Fluid Control Level Division Unit 4, The Interchange Wested Lane, Swanley, Kent BR8 8TE Tel: +44 (0) 1322 622400 Website: www.tc-fluidcontrol.com...
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