KTD-135 Series Installation Manual NSTALLATION The KTD-135 is used to control access through a door. It has one dry- contact relay output and a built-in tone generator for site call-in annunciation. An audio-follow relay is included for audio bus switching.
Installation Manual KTD-135 Series AKING ABLE ONNECTIONS Prepare the power cable by cutting off the plug with a pair of wire cutters and stripping the wires approximately ¼ inch (6.35 mm). See Figure 2. Figure 2. Preparing the power cable...
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KTD-135 Series Installation Manual Make cable connections to the unit’s removable terminal strip as shown in Figure 3. Observe polarity. 9 VAC power input Call bus to keypad RS422 in Call bus from other receivers RS422 out Relay contact Audio bus to/from keypad...
Installation Manual KTD-135 Series DIP S ETTING THE WITCH Remove the unit’s cover by removing the two cover screws. See Figure 4. Figure 4. Removing the cover Locate the unit’s DIP switch. See Figure 5. Site select switches Termination switches Figure 5.
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KTD-135 Series Installation Manual Enter the receiver’s address using the site select positions of the DIP switch ( in Figure 5). See Table 1 for a list of DIP switch address values. To enter the address number, first determine the base address with all the switches off: KTD-135=000, KTD-135-2=128, KTD-135-3=256, and KTD-135-4=384.
Installation Manual KTD-135 Series Terminals 15 and 16: N/O dry contact Terminals 15 and 16: DC output (terminal 15: DC; terminal 16: common) Figure 6. Jumper settings for terminals 15 and 16 REPARING THE NIT FOR Make sure that all cable connections are secure.