• Supports up to four independent EnviraCOM channels for a maximum of 36 zones per W8735D (9 zones per channel when using zone panels)
• Use with the TH9421C1004 VisionPRO IAQ Total Home Comfort System and W8835A EnviraZone for zoned systems
• Use with THM5421C1008 for single zone applications
• Use with TH5320C1002 FocusPRO EnviraCOM thermostat for zoning applications
• Compatible with the T8635L Microelectronic Communicating Programmable Thermostat, W8835A EnviraZone panel, or W8635A and W8635B Equipment Interface Modules
• Use with any EnviraCOM generating products like R7184U Oil Primary and L7224U Aquastat™ controls
• Provides remote telephone access to check or change thermostat settings (i.e. heat, cool, auto, or off)
• Provides remote telephone access to check current indoor and outdoor temperatures and indoor humidity
• Reports alert messages on high or low indoor/outdoor temperature, high or low humidity, low battery, auxiliary input sensor tripped, pass code change, air filter change required, system alerts, and power outage
• Prioritize alerts to specify the time of day that the TAM will dial-out
• Emergency drop call feature
• Up to three telephone numbers can be programmed for alert messaging
• Auxiliary sensor input for use with an optional N.C. sensor contact
• Auxiliary output for local alert enunciationHoneywell telephone access module 2-channel TAMProgrammability | Up to 3 dialup numbers, alert prioritization, low/high temperature alert settings, low/high humidity alert settings, and zone naming. |
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Overview | The W8735D Telephone Access Module (TAM) provides remote telephone access to the HVAC system when used with an EnviraCOM™ enabled thermostat such as the TH9421C1004 VisionPRO® IAQ Total Home Comfort System and the TH5320C1002 FocusPRO® thermostat. These thermostats are used with one or more of the following controls: A W8835A EnviraZone panel, a THM5421C1008 or W8703 Damper Interface Module. The W8735D also communicates with R7184P and R7184U oil primary controls and L7224U Aquastat® remote temperature sensors as well as any other EnviraCOM enabled controls to communicate current status and alert information. |
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Number of Zones | 9 zones per channel; 2 channels; 18 total zones |
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Power Method | Plug in transformer, 12 Vdc (+/- 5%), 2.0 A, 9 Vdc battery backup |
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Application | The W8735D Telephone Access Module (TAM) provides remote telephone access to the HVAC system when used with EnviraCOM™ enabled controls |
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Terminal Designations | 1/D, 2/R, 3/B (terminal connections per channel), Aux In, Aux Out |
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LEDs | Communication and Battery LEDs |
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Electrical Ratings | EnviraCOM™ Terminals: 1/D, 2/R, 3/B = 24 Vac; Auxiliary Terminals: Aux In = N.C.24 Vac/24 Vdc, polarity insensitive; Aux Out = N.O. dry contact, 24 Vac/24 Vdc |
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Communications | Standard RJ11 plug for analog telephone line; Compatible with most answering machines an voicemail |
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Ambient Temperature Range (F) | 32 F to 120 F |
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Ambient Temperature Range (C) | 0 C to 49 C |
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Approvals, Federal Communications Commission | FCC rules: Part 68 and Part 15 |
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Used With | EnviraCOM enabled thermostats and combustion controls |
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Dimensions (in.) | 10 in. high x 5 in. wide x 2 in. deep |
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Dimensions (mm) | 254 mm high x 127 mm wide x 51 mm deep |
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Mounting | Number 6 screw and wall anchors supplied in bag assembly |
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Operating Humidity Range (% RH) | 5 to 95% RH, non-condensing |
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Product Family
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