LC Clients

Certification Record

LC1231551
SENKO Co., Ltd.
2025-04-14
Gyonggi-do
Korea, Republic of
Portable Dual Gas Detector DUO TRACER Series
19.080, 71.040.10
  • Portable Dual Gas Detector DUO TRACER Series
  • Model Nos.:
    • DUO TRACER-1
    • DUO TRACER-2
    • DUO TRACER-3
    • DUO TRACER-4
    • DUO TRACER-5
    • DUO TRACER-6
    • DUO TRACER-7
    • DUO TRACER-8
    • DUO TRACER-9
    • DUO TRACER-A
    • DUO TRACER-B
    • DUO TRACER-C
    • DUO TRACER-D
    • DUO TRACER-E
    • DUO TRACER-F
  • Ratings:
    • Hazardous Location Ratings:
      • Class I, Zone 0, AEx ia op is IIC T4 Ga
        Class I, Division 1, Groups A, B, C, D, T4
        Ex ia op is IIC T4 Ga
      • Class I, Zone 0, AEx ia IIC T4 Ga
        Class I, Division 1, Groups A, B, C, D, T4
        Ex ia IIC T4 Ga
      • -20 ºC < Ta < +50 ºC
    • Electrical Ratings (Battery is Vitzrocell): 3.6V, 1.2Ah, 3.9 V
      Models X(Series) Gas Type Markings
      Ch-A Ch-B
      DUO TRACER-X(Series) 1 O2 CH4 Class I, Zone 0, AEx ia op is IIC T4 Ga

      Class I, Division 1, Groups A, B, C, D, T4

      Ex ia op is IIC T4 Ga

      2 CO2
      3 O2 CO Class I, Zone 0, AEx ia IIC T4 Ga

      Class I, Division 1, Groups A, B, C, D, T4

      Ex ia IIC T4 Ga

      4 H2S
      5 SO2
      6 H2
      7 N02
      8 NH3
      9 O3
      A NO2 CO
      B H2S
      C SO2
      D SO2 H2S
      E CO
      F NH3 CO
  • CSA C22.2 No. 60079-0:19
  • UL 60079-0:2019
  • CAN/CSA-C22.2 No. 60079-11:14
  • UL 60079-11:2018
  • CSA-C22.2 No.60079-28:16 (R2021)
  • CSA-C22.2 No. 61010-1:12 (June 2023)
  • UL 61010-1:12 – (June 2023)
  • UL 60079-28 Ed. 2-2017
  • Do not open or replace battery when an explosive atmosphere is present. The battery can only be replaced in safe areas. Only the battery SB-AA02(P) (Vitzrocell) can be used.
  • The LCD screen is covered with an electrostatic dissipating film and must be inspected periodically if this coating is required to ensure no degradation, delamination, abrasions or other deformities to this surface. If the film is found not complying with the inspection conditions, it must be reapplied according to the manufacturer’s instructions.
  • Care must be taken to avoid exposure to excessive heat, harsh chemicals or solvents, sharp edges and abrasive surfaces.

General Note:

  • Project no.: T-22376A
  • LC Listing Report no.: 11.03.22376-1_Rev.A
  • LC Certificate no.: LC24CA22376-1
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