Riken Keiki GD-3EC, Technical Manual

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Contents
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8-2 Procedures for relocation or reuse .......................................................................................................... 136
8-3 Product disposal ...................................................................................................................................... 136
9.
Troubleshooting ................................................................................................................................................ 137
9-1 Product abnormalities .............................................................................................................................. 137
9-2 Reading abnormalities ............................................................................................................................. 138
10.
Product Specifications ...................................................................................................................................... 140
10-1 SD-3 specifications ................................................................................................................................ 140
10-1-1 SD-3 (model without EC barrier) ................................................................................................. 140
10-1-2 SD-3 (model with EC barrier) ....................................................................................................... 143
10-1-3 Electrical ratings (SD-3) ............................................................................................................... 146
10-2 SD-3SC + GD-3 specifications ............................................................................................................. 147
10-2-1 SD-3SC + GD-3 (model without EC barrier) ............................................................................... 147
10-2-2 SD-3SC + GD-3 (model with EC barrier) .................................................................................... 150
10-2-3 Electrical ratings (SD-3SC + GD-3) ............................................................................................. 153
10-3 Detection target gases for individual detection principles .................................................................... 154
10-3-1 Non-dispersive infrared absorption type (Infrared type) .............................................................. 154
10-3-2 New ceramic type ........................................................................................................................ 155
10-3-3 Semiconductor type ..................................................................................................................... 156
10-3-4 Hot-wire semiconductor type ....................................................................................................... 158
10-3-5 Electrochemical type .................................................................................................................... 160
11.
Appendix ........................................................................................................................................................... 161
11-1 Detection principle ................................................................................................................................. 161
11-1-1 Non-dispersive infrared absorption type (Infrared type) .............................................................. 161
11-1-2 New ceramic type ........................................................................................................................ 162
11-1-3 Semiconductor type ..................................................................................................................... 163
11-1-4 Hot-wire semiconductor type ....................................................................................................... 164
11-1-5 Electrochemical type .................................................................................................................... 165
11-2 Terminology ............................................................................................................................................ 166
Product warranty .............................................................................................................................................. 167
Sensor warranty ............................................................................................................................................. 167
Revision History ................................................................................................................................................ 168