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    <title>ROGER TECHNOLOGY  from Arden Gates Ltd</title>
    <link>http://www.ardengateautomation.co.uk/rss/1/productlistings_rss/m56::keypad</link>
    <description></description>
    <copyright>Copyright 2026 Arden Gates Ltd</copyright>
    <language>en</language>
    <lastBuildDate>Thu, 18 Sep 2025 06:57:04 +0100</lastBuildDate>
    <pubDate>Thu, 18 Sep 2025 06:57:04 +0100</pubDate>
              <item>
              <pubDate>Thu, 18 Sep 2025 06:57:04 +0100</pubDate>
              <title>Roger Technology H85/TDR/E | Radio Keypad Selector | 12 Digit, 4 Channel</title>
              <description><a href="http://www.ardengateautomation.co.uk/accessories-c3/automation-accessories-c4/roger-technology-h85-tdr-e-radio-keypad-selector-12-digit-4-channel-p4496"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" data-src="http://www.ardengateautomation.co.uk/images/roger-technology-h85-tdr-e-radio-keypad-selector-12-digit-4-channel-p4496-6917_thumb.jpg" alt="Roger Technology H85/TDR/E | Radio Keypad Selector | 12 Digit, 4 Channel"  class="lazyload" /></a>
<p><a href="http://www.ardengateautomation.co.uk/accessories-c3/automation-accessories-c4/roger-technology-h85-tdr-e-radio-keypad-selector-12-digit-4-channel-p4496">Roger Technology H85/TDR/E | Radio Keypad Selector | 12 Digit, 4 Channel</a></p>
<p>Product Overview
The H85/TDR/E is a radio keypad selector with 12 digit numbers designed for secure and efficient access control. It features 4 channels and is suitable for both rolling code and fix code transmission, making it a versatile choice for various gate automation systems.
Key Features

Operating temperature: -10°C to +55°C
Protection level: IP54
Average consumption when keypad active: 12 mA
Number of user codes storable: 450
Maximum number of digits per user code: 6
Minimum number of digits per user code: 3
Codification: Fix code - Rolling Code
Modulation: AM/ASK
Carried frequency: 433.92 MHz
Number of combinations: 65536 (fix code) - 4.294.967.296 (rolling code)
Number of bits of the identification code: 16 (fix code) - 32 (rolling code)
Number of bits transmitted: 28 (fix code) - 144 (rolling code)
Battery: 2 x CR2032
Battery life: Minimum 2 years with 10 activations/day
Installation type: External
Maximum dimensions (L x W x H): 75 x 77 x 42 mm
Product weight packed: 0.2 kg

Product Description
The H85/TDR/E radio keypad selector by Roger Technology is a reliable solution for secure access control. It supports up to 450 user codes with each code ranging from 3 to 6 digits, providing flexibility and security for various applications. The keypad operates on a carried frequency of 433.92 MHz and supports both fix code and rolling code transmissions.
With an IP54 protection level, the H85/TDR/E is designed for external installation, ensuring durability and resistance against dust and water ingress. The keypad consumes an average of 12 mA when active and is powered by two CR2032 batteries, offering a battery life of at least 2 years with 10 activations per day.
The modulation type is AM/ASK, and the number of combinations is extensive, with 65536 combinations for fix code and over 4.29 billion combinations for rolling code. The product dimensions are compact at 75 x 77 x 42 mm, and it weighs 0.2 kg when packed, making it easy to install and handle.
Technical Support
Ensure secure and efficient access control with the H85/TDR/E radio keypad selector. For more details or to make a purchase, contact us today. Our team is ready to assist you with any inquiries.</p></description>
              <guid>http://www.ardengateautomation.co.uk/accessories-c3/automation-accessories-c4/roger-technology-h85-tdr-e-radio-keypad-selector-12-digit-4-channel-p4496</guid>
              <link>http://www.ardengateautomation.co.uk/accessories-c3/automation-accessories-c4/roger-technology-h85-tdr-e-radio-keypad-selector-12-digit-4-channel-p4496</link>
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