RKI Instruments GD-K71D - Manual (Page 4)

PT2E-1052
3
１．PRODUCT OUTLINE
１−１．Preface
First of all, we wish to express our heartfelt thanks for your purchase of our intelligent gas
detector GD-K71D.
This manual is just a guide book to operate our gas detector GD-K71D.
Your kind reading of this manual is requested not only for first user but for already
experienced staff.
１−２．Application for use
This is a fixed type toxic gas detector to be used in semiconductor manufacturing factories,
etc. Toxic gas leaked into ambient air is sampled with internal pump and is detected with
electrochemical sensor. Detection results(Gas concentrations) are displayed with 4-digit LED
indicator.
The GD-K71D transmits gas concentration signals with 4∼20mADC to upper system.
This detector provides 2 relay outputs for outer gas alarm.
１−３． Identification of each signal word
Indicates an imminently hazardous situation which, if not avoided, will
result in death or serious injury or serious damage to the product.
This signal word is to be limited to the most extreme situation.
Indicates a potentially hazardous situation which, if not avoided,
could result in death or serious injury on the human body or object.
Indicates a potentially hazardous situation which, if not avoided, may
result in minor or moderate injury or some damage on the human body
or objects. It may also be used to alert against unsafe practices.
This means “ADVICE” at operation.
DANGER
WARNING
CAUTION
* NOTE