If purchasing flammable and toxic gas detection and alarm devices for the chemical and electrical equipment workshop of Yidong Group Dongxing Company for the China National Building Materials Project, please refer to the change announcement project number: CG2025041400476; Purchase&Ensp; Merchant: Inner Mongolia Yidong Resources Group Co., Ltd. Deadline: 2022-04-1808:30 Project Status: In Progress Project Signature Usage Rules: Off board supplier quotations must use project signatures Quotation Deadline: Procurement Product Information Number Procurement Product Name Specification Unit 1 Combustible Toxic Gas Detection Alarm 0~100% LEL/H2/± 3% LEL/<; 15S/4~20mA/24VDC (three wire system) 25% LEL/50% LEL/M20 × 1.5/2/ IP65/ExdIICT4/SIL2 Unit 2 Combustible and Toxic Gas Detection Alarm 0~100% LEL/C2H2/± 5% F.S/<; 30S/catalytic combustion/4~20mA/24VDC (three wire system) 25% LEL/50% LEL/1/2NPT/IP65/ExdIICT4/SIL2 platform 3 combustible and toxic gas detection alarm 0~100% LEL/CH3CCl3/± 3% F.S/<; 20S/catalytic combustion/4~20mA/24VDC (three wire system) 25% LEL/50% LEL/1/2NPT/IP65/ExdIICT4/SIL2 platform 4 combustible and toxic gas detection alarm 0~15ppm/HCl/± 5% F.S/<; 20S/electrochemical/4~20mA/24VDC (three wire system) 5ppm/10ppm/1/2NPT/IP65/ExdIICT4/SIL2 platform 5 combustible and toxic gas detection alarm 0~10ppm/CL2/± 3% F.S/<; 30S/electrochemical/4~20mA/24VDC (three wire system) 1ppm/3ppm/1/2NPT/IP65/ExdIICT4/SIL2 platform 6 combustible and toxic gas detection alarm 0~80ppm/C2Cl4/± 5% F.S/<; 20S/photoionization type/4~20mA/24VDC (three wire system) 27ppm/54ppm/1/2NPT/IP65/ExdIICT4/SIL2 platform 7 combustible and toxic gas detection alarm 0~15ppm/C2HCl3/± 3% F.S/<; 30S/Electrochemical/4~20mA/24VDC/Three wire system/5ppm/10ppm/3/4 "; F/IP65/ExdIICT4/SIL2 Unit 8 Combustible and Toxic Gas Detection Alarm 0~100% LEL/C2H2Cl4/± 3% F.S/<; 30S/catalytic combustion/4~20mA/24VDC/three wire system/25EL/50LEL/3/4 "; F/IP65/ExdIICT4/