Related Manuals for Riken Keiki SD-1EC
Summary of Contents for Riken Keiki SD-1EC
- Page 1 PT2E-2415 Smart Transmitter/Gas Detector Head SD-1EC (TYPE HS) Operating Manual (PT2E-176) (PT2-176)
- Page 2 Operating Precautions This detector is a gas detector that detects toxic gases in the air and triggers a gas alarm. The gas detector is a safety unit, not an analyzer or densitometer which performs quantitative/qualitative analysis/measurement for gases. Please fully understand the following points before using it, so that it can be used properly. 1.
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Page 3: Table Of Contents
<Contents> 1 Outline of the Product ......................2 1-1. Preface ..........................2 1-2. Purpose of use ........................2 1-3. Definition of DANGER, WARNING, CAUTION and NOTE ..........2 1-4. Method of confirmation for Standards and Explosion proof ..........3 2 Important Notices on Safety ....................4 2-1. -
Page 4: Outline Of The Product
Outline of the Product 1-1. Preface Thank you for choosing our smart transmitter/gas detector head SD-1EC(TYPE HS). Please check that the model number of the product you purchased is included in the specifications on this manual. This manual explains how to use the detector and its specifications. It contains information required for using the gas detector properly. -
Page 5: Method Of Confirmation For Standards And Explosion Proof
1 Outline of the Product 1-4. Method of confirmation for Standards and Explosion proof 1-4. Method of confirmation for Standards and Explosion proof This instrument has some specification depends on standard and explosion proof certificate. Please confirm the detector specification before using. Please refer Declaration of Conformity that is at the end of this manual if you have CE marking type. -
Page 17: How To Use
・Hexagon socket head cap bolt with strength class "A2-70" are used. When you lost or replace it, we recommend that you ask our local sales office nearest you. ・Grease specified by RIKEN KEIKI : BARRIERTA JFE 552 (manufactured by NOK KLUBER) If you can not prepare the specified grease, use one that meets the following requirements. -
Page 21: How To Wire
4 How to Use 4-6. How to wire <Figure of Terminal Plate> 24 VDC Sig+ 4 - 20 mA + HART Sig- Grounding terminal <Specifications of Terminal Plate> Specifications of terminal plate Rated voltage: 250 VAC Rated current: 12 A However, it depends on cables to be used. -
Page 30: Operations And Functions
6 Operations and Functions 6-1. Gas alarm activation Operations and Functions 6-1. Gas alarm activation Gas alarm: Activated when the concentration of detected gas reaches or exceeds the alarm setpoint value. <<Auto-Reset Operation>> NOTE The alarm setpoint is factory-set. Although the alarm delay time (standard: 2 seconds) works in the detector to prevent a false activation, it can be cancelled if not needed. -
Page 31: Fault Alarm Activation
After the detector is successfully returned from the fault, it restarts with the process normally performed right after it is turned on (initial clear). If the detector has problems and is repeatedly malfunctioning, contact RIKEN KEIKI immediately. <Display Operation> Fault Detail Display Display a message indicating the fault detail. -
Page 34: Maintenance
7 Maintenance 7-1. Maintenance intervals and items Maintenance The gas detector is an important instrument for the purpose of safety. To maintain the performance of the gas detector and improve the reliability of safety, perform a regular maintenance. 7-1. Maintenance intervals and items ... -
Page 35: Proof Test
7 Maintenance 7-2. Proof test Main Services Power Supply Checks the power supply voltage. Check Verifies that the power lamp lights up. (Verifies that relevant points can be identified on the system.) (When a UPS (uninterruptible power system) is used, checks the operation with the UPS.) Concentration Verifies that the concentration display value is zero (or 20.9 vol% on the oxygen deficiency Display Check... -
Page 36: Parts Replacement
The operation must be checked after replacement by a qualified service engineer. For the stable operation of the unit and safety, ask a qualified service engineer to take care of replacement of the parts that operation must be checked. Request RIKEN KEIKI for operation check. NOTE ... -
Page 38: Troubleshooting
Make sure the output cable is connected properly. (Cable disconnection or connection to Output signal (4-20mA) the host system.) does not work correctly. If it is connected properly, the detector might be malfunction. Please contact RIKEN KEIKI. - 36 -... - Page 39 9 Troubleshooting <Abnormalities of Readings> Symptoms Causes Actions Drifting of sensor Perform zero adjustment. output Presence of Disturbances by interference gases, such as solvents, interference gas cannot be eliminated completely. The reading rises (drops) A very small amount of the gas to be detected may be and it remains so.
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Page 40: Product Specifications
10 Product Specifications 10-1. List of specifications Product Specifications 10-1. List of specifications <ATEX/IECEx Specifications> Model SD-1EC Type TYPE HS Detection principle Electrochemical method Detectable gas H2S/CO Gas concentration LED(4digits・7segments) display Measuring range H2S：0 - 30ppm or 0 - 50ppm or 0 - 100ppm CO：0 - 75ppm or 0 - 150ppm or 0 - 200ppm or 0 - 250ppm or 0 - 300ppm... - Page 41 10 Product Specifications 10-1. List of specifications SIL certified Implemented in relation to IEC 61508:2010 Part 2 and Part 3 Conformity to SIL 2 Conformity to SIL 3 by duplicate Outer dimension Approx.148(W)×203(H)×88(D)mm(projection excluding) Weight Approx.2.2kg Color Munsell 7.5BG5/2 Outline Drawings - 39 -...
- Page 42 10 Product Specifications 10-1. List of specifications <TIIS Specifications> Model SD-1EC Type TYPE HS Detection principle Electrochemical method Detectable gas H2S/CO Gas concentration LED(4digits・7segments) display Measuring range H2S：0 - 30ppm or 0 - 50ppm or 0 - 100ppm CO：0 - 75ppm or 0 - 150ppm or 0 - 200ppm or 0 - 250ppm or 0 - 300ppm...
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Page 45: Definition Of Terms
11 Definition of Terms Definition of Terms Electrochemical This is a principle of the sensor installed in the detector head. type See "10-2. Detection principle" for details. Output from the detector head fluctuates for a while after turning on the power. Initial clear This is a function to prevent triggering alarm during that time.
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