PT1E-0930
3
１．PRODUCT OUTLINE
１－１．In the beginning
First of all, we wish to express our heartfelt thanks for your purchase of our indicator/alarm unit RM-593.
This instruction manual is just a guide book to operate indicator/alarm unit RM-593 of RM-590 series.
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 an exclusive indicator/alarm unit to be used in combination with 3-wire, 4-20mA outputs type
detector head to indicate detected gas concentration for environmental control.
○
This unit outputs 4-20mADC as gas concentration signal.
○
This unit provides 2 relay contacts for outer gas alarm.
１－３．Identification of each cautional marks
Indicates an imminently hazardous situation which, if not avoided, will result in death or
serious injury. 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.
Indicates a potentially hazardous situation which, if not avoided, may result in minor or
moderate injury. It may also be used to alert against unsafe practices.
This means “ADVICE” at operation.
＊ NOTE
DANGER
WARNING
CAUTION
