Toka Seiki has been established in 1959 as manufacture of Interferometer type precision gas detector that applies for Coal Mine field. They have been started production of marine products in 1979. The portable and fixed gas detection equipment of Toka Seiki determines latest marine rules and regulations and for reasonable cost.
PORTABLE GAS [TOKA]
Combustible Gas Detector (Portable Type) P-508
Gas Concentration Meter (Portable Type) GC-708
Features
• Small and Light design
• Easy operation because of Automatic suction system by involved pump
• Double measuring ranges
• Long life design of Sensor
• Easy maintenance design of Sensor
Fixed Type Combustible Gas Alarm
Drip-proof construction
The multipoint type is also available by connected installation
Outstanding corrosion resistance and insulation prooerties(Resin body)
Drip-proof construction
With dimmer function
Extension alarm contact(dry)
4-20mA Signal output(option)
Model
TS-303A
Measurement Gas
propane,butane,CNG,LNG,and an ethanol,etc.
Principle
Catalytic Combustion
Measurement Range
0~100%LEL
Accuracy
Within?5% of full scale
Alarm Setting Level
More than 1/10 of full scale
Accuracy of Alarm
Within?25% of alarm setting level
Response Speed
Within 30 second response
Environmental Condition
-10?c~50?c under95%RH
Power
available for AC,DC
External Alarm Contact
Extension Alarm Contact(dry)1c
Indicating Lamp
Action Indication : Green
Alarm Indication : Red
Defect Indication : Red
Audible Alarm
Alarm Indication : Intermittent buzzer
Defect Indication : Constant tone
Option
1.REcorder output(0-100mV,4-20mA etc)
2.Additional meter output(0-500?A)