Category: Fixed gas detector
Approvals: ATEX, IECEx, CE, TIIS
Target gas: Combustible, Toxic
Sampling: Diffusion
Approvals: ATEX, CE, TIIS
Target gas: Combustible
Sampling: Sample draw
Approvals: GD-K88Ai with zener barrier: ExiaIICT4, TC20741(TIIS in japan)
Target gas: Toxic
Approvals: CE, With TIIS (with zenner barrier)
Target gas: Oxygen
Sampling: Sample draw (No pump in GD-F4A-1)
Approvals: CE, TIIS, KOSHA, KIMM, CCS
The GD-F44 haven't produced, the product replacement is SD-1OX
