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Summary of Contents for Riken Keiki SD-1DOX-AS
- Page 1 PT2E-2546 Smart Transmitter/Gas Detector Head SD-1DOX-AS Operating Manual (PT2E-179) (PT2-179)
- Page 2 Operating Precautions This detector is an oxygen deficiency detector that detects oxygen in the air and triggers an oxygen deficiency alarm. The oxygen deficiency detector is a safety unit, not an analyzer or densitometer which performs quantitative/qualitative analysis/measurement for oxygen. Please fully understand the following points before using it, so that it can be used properly.
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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 1-4. Method of confirmation for Standards and Explosion proof specification ......3 2 Important Notices on Safety....................4 2-1. Danger cases ........................4 2-2. -
Page 4: Outline Of The Product
Outline of the Product 1-1. Preface Thank you for choosing our smart transmitter/gas detector head SD-1DOX-AS. 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 11: Product Components
3 Product Components 3-1. Main unit and standard accessories Product Components 3-1. Main unit and standard accessories <Main Unit> <Standard Accessories> Operating manual ꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏ one Dedicated handling lever ꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏ one Dedicated control key ꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏꞏ The supplied quantity depends on the number of units to be delivered. 1 to 10 units 11 to 20 units 21 to 50 units... -
Page 14: Names And Functions For Each Part
3 Product Components 3-2. Names and functions for each part (6) Alarm lamp (7) Fault lamp (5) Power lamp (1) MENU/ESC key (3) ▲ key (8) Concentration value display (2) SET key (4) ▼ key Used to enter the maintenance mode. MENU/ESC key It is also used to cancel in a specific mode. -
Page 35: Operations And Functions
6 Operations and Functions 6-1. Alarm activation Operations and Functions 6-1. Alarm activation Oxygen concentration alarm: Activated when the detected oxygen concentration 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 36: 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 39: 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 40 7 Maintenance 7-1. Maintenance intervals and items <About Maintenance Services> We provide services on regular maintenance including span adjustment, other adjustments and maintenance. To make the calibration gas, dedicated tools, such as a gas cylinder of the specified concentration and gas sampling bag must be used.
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Page 52: Replacement Parts
* The operation must be checked after replacement by a qualified service engineer. For the stable operation of the detector and safety, ask a qualified service engineer to take care of replacement of the parts. Request RIKEN KEIKI for operation check. NOTE ... - Page 54 9 Troubleshooting Troubleshooting The Troubleshooting does not explain the causes of all the malfunctions which occur on the detector. This simply helps to find the causes of malfunctions which frequently occur. If the detector shows a symptom which is not explained in this manual, or still has malfunctions even though remedial actions are taken, please contact our overseas sales department or local representatives.
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Page 55: Disposal Of Products
9 Troubleshooting 8-3. Disposal of products <Abnormalities of Readings> Symptoms Causes Actions Drifting of sensor Perform the zero adjustment (or span adjustment). output A very small amount of the gas to be detected may be The reading rises (drops) leaking (slow leak). Because ignoring it may cause Slow leak and it remains so. -
Page 56: Product Specifications
10 Product Specifications 10-1. List of specifications Product Specifications 10-1. List of specifications [SD-1DOX-AS] <ATEX/IECEx/Oxygen Deficiency Alarm Specifications> Detection principle Galvanic cell method Detectable gas Applicable gas detector SD-1DOX head Gas concentration LED(4digits・7segments) display Measuring range 0～25vol% Detection method Aspirator suction type Sampling condition Equivalent to atmospheric pressure (compressed air: 0.1 - 0.7 MPa, maximum... - Page 57 10 Product Specifications 10-1. List of specifications Transmission cable CVVS worth of shield cable(1.25mm or 2.0mm )・3-core(by not using alarm contact CVVS worth of shield cable(1.25mm or 2.0mm )・5-core(by using alarm contact) Transmission distance Less than 1.25km Various functions Alarm delay/suppression Power supply DC24V(DC17～26.4V) Power consumption...
- Page 58 10 Product Specifications 10-1. List of specifications 【Adapter A<NPT1/2>】 【Adapter B<NPT3/4>】 - 56 -...
- Page 59 10 Product Specifications 10-1. List of specifications <TIIS/Oxygen Deficiency Alarm Specifications> Detection principle Galvanic cell method Detectable gas SD-1DOX Gas concentration LED(4digits・7segments) display Measuring range 0～25vol% Detection method Aspirator suction type Sampling condition Equivalent to atmospheric pressure (compressed air: 0.1 - 0.7 MPa, maximum use amount: 3 L/min <converted into atmospheric pressure>) Suction flow 1.5±0.1L/min...
- Page 60 * In conformity to JIS T8201 2010(Oxygen deficiency indicator). When a half-union for gas IN side is changed, check also the external filter (IN/OUT diameter) carefully. NOTE For information on other specifications such as leak alarm specifications, please contact RIKEN KEIKI. Outline Drawings - 58 -...
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Page 62: Definition Of Terms
11 Definition of Terms Definition of Terms This is a principle of the sensor installed in the detector head. Galvanic cell type See "9-2. Detection principle" for details. A unit used to express the percentage of a specific substance (or gas) in a volume of vol% solution.
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