KMC Controls KMD-7001 Installation & Operation Manual Download Page 2

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Introduction

This section provides a brief overview of the KMD-7001, 7002 and 7003 Direct
Digital Controllers. These units are intended for use with standard 1/2” round or
3/8” square damper shafts.

Note:

For installations using a 3/8” round shaft, you will need the HFO-0011 shaft
adaptor.

Review this material before you attempt to install the controller.

The following illustrations show the different model connection details.

Illustration 1. Controller Components

Illustration 2. KMD-7001 Controller Connector Detail

Network

Switch

RJ-12

Conn.

Isolation

Lamps

Input/EOL

Switches

RST Jumper

Power

Jumper

Terminal Connections

Conduit

Plate

Lock Tab

Lock

Tab

Non-Rotational Bracket

Access Cover

Gear Disengagement

Button

Air Sensor Inputs

Conduit

Plugs

Removable

Conduit Plate

Status

LEDs

Drive Hub

Summary of Contents for KMD-7001

Page 1: ...1 Installation Operation Guide Direct Digital VAV Controllers KMD 7001 7051 VAV Terminal Units KMD 7002 7052 Dual Duct VAV Units KMD 7003 7053 Fan Induction Units 907 019 01C ...

Page 2: ...is material before you attempt to install the controller The following illustrations show the different model connection details Illustration 1 Controller Components Illustration 2 KMD 7001 Controller Connector Detail Network Switch RJ 12 Conn Isolation Lamps Input EOL Switches RST Jumper Power Jumper Terminal Connections Conduit Plate Lock Tab Lock Tab Non Rotational Bracket Access Cover Gear Dis...

Page 3: ...b Isolation Lamps Input EOL Switches RST Jumper Power Jumper Conduit Plate Installation This section provides important instructions and guidelines for installing the KMD 7001 7002 and 7003 series controllers Carefully review this information prior to attempting installation Preparation Prior to mounting the controller the rotational limits must be set using stop pins These settings limit the shaf...

Page 4: ...imum amount of shaft rotation is 90 Placing a stop pin in both 90 slots allows the actuator the full 90 of travel Placing a stop pin in any other slot restricts actuator motion in the indicated direction CW or CCW Refer to Illustration 6 for pin placement and travel The first number represents the CCW pin and the second the CW pin CCW CW 90 90 60 90 45 90 90 60 90 45 90 45 60 60 45 60 60 45 Illust...

Page 5: ...k tab on the controller Refer to Illustration 1 4 Manually position the damper in the full open position 5 Adjust the drive hub as follows A If the damper rotates counter clockwise to close depress the gear disen gagement button and rotate the drive hub to the full clockwise position then release the button B If the damper rotates clockwise to close depress the gear disengagement button and rotate...

Page 6: ...01 7003 series except for Input 3 I3 The I3 input on these models is dedicated to the TSP Slave Flow Sensor input Refer to Illustration 3 RS 485 Inputs To make connections to a KMC Tier 2 RS 485 network use the RS 485 connec tions on the terminal strip If the Controller is at the End of Line refer to Con figuration after connections are completed Detail The End of Line connection will have only on...

Page 7: ... used as an output option Output ratings are the same as on the other models T2 This Triac output will switch a maximum voltage of 30 VAC It is rated for a minimum current of 20 mA and a maximum of 1A Use the RET terminal for the triac return R3 This output is assigned as the Normally Open Relay Output The output will switch up to 30 VAC DC at up to 2A maximum The return connects to the COM termin...

Page 8: ...age current for passive devices move the switch to the OFF position 4 After you set the switches replace the controller cover and secure it with the screws you removed earlier Power Connection Connect the 24 VAC supply voltage to the power terminal block on the lower right side of the controller near the PWR jumper Connect the GND side of the transformer to the GND terminal and the AC Phase side t...

Page 9: ...m the controller KMD 7001 7002 7003 Direct Digital Controller Installation Operation Guide Installation Illustration 8 Typical KMD 7003 Application B OPTIONAL IN PLACE A C TO NEXT DEVICE A TO NEXT DEVICE B GND GND R O O M T E M P IN1 IN2 F A N IN3 OUT1 R E H E A T RET COM KMD 7003 GND B A 24VAC 120VAC APPLICATION DRAWING FOR KMD 7003 VAV WITH FAN AND WET REHEAT FROM PREVIOUS DEVICE B FROM PREVIOUS...

Page 10: ...e of the controller above the power connector terminal They are used to indicate the following Ready This LED flashes rapidly whenever the controller is operating normally You can consider this the same as a power LED Communications This LED indicates when the controller is transmitting over the RS 485 network connection Isolation Lamps Two Isolation Lamps are located near the RJ 11 connector Thes...

Page 11: ...Remove the two screws that secure the Access Cover then remove the cover 2 Locate the jumper block next to the input pull up switches see Illustration 8 3 Power off the controller Remove the PWR jumper 4 Locate the RST pins and place a jumper across them 5 Power up the controller Wait until the Ready LED flashes normally 6 Power off the controller 7 Remove the jumper from the RST pins 8 Replace th...

Page 12: ...mark of KMC Controls Inc 2003 KMC Controls Inc All rights reserved No part of this publication may be reproduced transmitted transcribed stored in a retrieval system or translated into any language in any form by any means without the written permission of KMC Controls Inc Printed in U S A Technical Support If you have any questions about this technical document or need additional details please c...

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