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| | | CH-D3 Combustible Gas Pellistor | | |
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| | | Figure 1 CH-D3 Schematic Diagram | | |
| | | Polarity ¡nrjicííür [Slat denotes detectar pins I | | |
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| | | 1 = Detectar 2a = Signal | | |
| | | lending Area jD Not Obscure | | |
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| | | 3 = Compensator 2h = Signal | | |
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| | | plm view | | LN3E»C " E VIE'iT1 | | |
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| | | All dimensions in millimetres (± 0.1mm) Underside View Side View | | |
| | | Plan View | | |
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| | | PERFORMANCE Sensitivity Response time Zero Range Linearity | | mV / % methane tgo from air to 50% LEL methane (s) mV in zero air % LEL methane % methane when 5% non-linear | | 11 to 17 < 12(typically 7) ±20 0 to 100 6 | | |
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| | | ENVIRONMENTAL Sensitivity @ -20C % sensitivity change, referenced to 20C Sensitivity @ 50C % sensitivity change, referenced to 20C Zero @ -20C % LEL change, referenced to 20C Zero @ 50C % LEL change, referenced to 20C Temperature Range Certification to T6 | | 103 to 105 101 to 102 < +0.5 < -0.5 -40°to 45C | | |
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| | | SENSITIVITY | | % LEL pentane / % LEL methane % LEL acetylene / % LEL methane hrs until 50% activity loss @ 10ppm HMDS | | 0.50 0.70 10 | | |
| | | n-pentane acetylene HMDS | | |
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| | | ELECTRICAL Voltage V (±0.2 V) Power consumption mW Voltage sensitivity % sensitivity change / 0.1V change | | 3.0 190 <3 | | |
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| | | II 2 G Ex d IIC T4 -40°C to 50°C 5V, 1.4W | | |
| | | Sira 07ATEX 1088X | | |
| | | IECEx SIR07.0031X | | |
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| | | Ex d IIC T4 5VRc, 1.25W, T -40° to 50°C | | |
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| | | UL913 091007-E253708 | | |
| | | CSA 22.2 1906313 Class 4828 31 | | |
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| | | ClassI, II and III, Division1 10V, 1.5W, 10|jH | | |
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| | | NOTE: all sensors are tested at ambient environmental conditions, with methane, unless otherwise stated. As applications of use are outside our control, the Information provided is given without legal responsibility. Customers should test under their own conditions, to ensure that the sensors are suitable for their own requirements. | | |
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| | | Alphasense Ltd, Sensor Technology House, 300 Avenue West, Skyline 120, Great Notley. CM77 7AA. UK Telephone: +44 (0) 1376 556 700 Fax: +44 (0) 1371 335 899 E-mail: sensors@alphasense.com Website: www.alphasense.com | | |
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