・ATEX / IECEx certificate
・Flameproof enclosure for Acetylene and Hydrogen
・Self diagnosis by microprocessor

Model list

  • SD-1RI (Diffusion type)

SKU: SD1RI-00A 00 Category:
Sampling method Diffusion
Principle of detection Non-Dispersive Infrared Method
Detection range 0 to 100 %LEL
Alarm setpoints 25%LEL
Type of alarm Gas alarm / fault alarm
Display of alarm Lamp lighting / information displayed
Explosion protected construction Flameproof enclosures
Explosion-proof class IECEx : Ex db ⅡC T6 Gb
ATEX : Ⅱ2G Ex db ⅡC T6 Gb
Ingress proof rating IP65
Approvals Japan Ex, ATEX, IECEx, Brazil Ex, Taiwan Ex, SIL
CE marking EMC / ATEX / RoHS
Power source 24 VDC±10 %
Dimensions Approx. 148(W) × 161(H) × 88(D) mm [SD-1RI]
Approx. 148(W) × 177(H) × 88(D) mm [SD-1DRI] (projection portions excluded)
Weight Approx. 2.0 kg [SD-1RI]
Approx. 2.2 kg [SD-1DRI]
Operating temperature range Depend on Detectable gas (no sudden changes)
Operating humidity range 0 to 95 %RH (no condensation)
Target gas 1-C6H12, C2H4, C2H5OH, C2H6, C3H6O, C3H6O2, C3H6O3, C3H8, C4H6, C4H8, C5H10, C6H12, C6H12O2, C6H6, C7H8, C8H10, CH2CL2, CH3CL, CH3OH, CH4, CO2, EDC, EMC, EtAc, i-C4H10, i-C4H8, i-C5H12, IPA, MEK, n-C4H10, n-C6H14, n-C7H16, PGMMEAc, PO, THF