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13.
Product Specifications
Model
SP-220(TYPE H2)
Detection principle
Hot-wire semiconductor
Gas to be detected
Hydrogen
* As to the other reading gaseous species, refer to Gas list.
Calibration gas
H2 or CH4 calibration * two gas calibration required
Concentration
display
LCD bar meter + grid
Detection range
10 - 10000 ppm
Detection method
Pump suction type
Alarm setpoint value
Default: 30 ppm (set one of five levels: 10, 30, 150, 500 and 2000 ppm)
Displays
Operating state display, flow check display, alarm sound display, operation
sound display,
battery level display, bar meter display, mode display, gas name and
message display
Response time
(under
the same conditions)
3 seconds or less
Gas alarm type
One-step alarm
Gas alarm display
Lamp blinking/buzzer sounding
Gas alarm pattern
Non latching (auto-reset)
Fault alarm
Sensor abnormality/low flow rate/battery voltage low/system
abnormality/calibration abnormality/clock abnormality/pump abnormality
Fault alarm display
Lamp blinking/buzzer sounding/fault detail display
Fault alarm pattern
Self-latching
Power supply
AA alkaline battery x 2
Continuous
operating time
Approx. 13 hours (alkaline batteries, at 20ºC, without alarms or lighting)
Operating
temperature range
-20 - +55ºC
Operating humidity
range
95% RH or less (Non-condensing)
Explosion-proof
structure
Intrinsically safe explosion-proof structure
Explosion-proof
class
Exia
II
CT4(TIIS)/
II
1GExia
II
CT4Ga(Presafe/ATEX)(IECEx)
Protection class
Equivalent to IP-55
External dimensions
Approx. 43 (W) x 200 (H) x 39 (D) mm (projection portions excluded)
Weight
Approx. 215 g (without batteries)
The gas concentration is only approximate because the detector is designed to be used to detect a small
amount of gas leakage.
