DT-880          -50~300度     12:1
                                                                                                    DT-880B        -50~200度      8:1        
                                                                                                    DT-880H        -50~500度     10:1
                                                                                                    DT-882H        -50~700度     10:1         
                                                                                                    DT-883H        -50~850度     10:1

                                                                                                    DT-8810H      -30~350度      8:1
                                                                                                    DT-8811H      -30~500度      8:1        
                                                                                                    DT-8812H      -30~650度      8:1

 
                                                                                                    DT-8818H      -50~550度      16:1
                                                                                                    DT-8819H      -50~750度      16:1        
                                                                                                    DT-8826H      -50~900度      16:1
                                                                                                    DT-8828H      -50~1100度    16:1

                                                                                                    DT-8830        -50~380度      13:1
                                                                                                    DT-8831        -50~480度      13:1
                                                                                                    DT-8832        -50~480度      13:1
                                                                                                    DT-8833        -50~800度      13:1

                                                                                                    DT-8862        -50~650 度     12:1
                                                                                                    DT-8863        -50~800 度     20:1
                                                                                                    DT-8865        -50~100 度     30:1

                                                                                                    DT-8856H      -50~1350度    16:1
                                                                                                    DT-8857H      -50~1550度    16:1
                                                                                                    DT-8858         -50~1300度    50:1
                                                                                                    DT-8859         -50~1600度    50:1

                                                                                                    DT-8835         -50~1050度    30:1
                                                                                                    DT-8855          -50~1050度   30:1

                                                                                                    DT-8829          -50~1000度    50:1
                                                                                                    DT-8838          -50~1000度    30:1
                                                                                                    DT-8839          -50~1000度    50:1