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Honeywell EXCEL 10 W7753A Installation Instructions Manual

Unit ventilator controller.
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Excel 10
W7753A Unit Ventilator Controller

PRODUCT DESCRIPTION

The W7753A Unit Ventilator Controller is a Free Topology
Transceiver (FTT) L
M
ON
ARK
in the Excel 10 family product line.
This controller can be used to monitor/control HVAC
equipment, lighting, and other miscellaneous loads in a
distributed network. The controller is field-mounted to the
equipment that it controls, and the controller wiring is attached
to the screw terminals located on the controller (see Fig. 1).
3 1
3 0 2 9 2 8
D I- 4 G N D
E
LE D B Y P A S S S N
G N D
1
2
® Compliant Unit Vent controller
2 7 2 6 2 5
2 4 2 3 2 2
24
D I- 3 D I- 2 G N
D D I- 1 24
1
V A C
2
V A C
C O M
O U T
O U T
O U T
S R G N D S E T
P T A I- 1
G N D A 1- 2
A I- 3
G N D A I- 4
O H M
O H M
V /m A
3
4
5
6
7
8
9
1 0
11 1 2 1 3
Fig. 1. Excel 10 W7753A Unit Ventilator Controller.
The W7753A Controller communicates via the 78 kilobaud
Echelon
LonWorks
Allowable input/output connections consist of wall module
points plus two additional resistive sensor inputs, two voltage/
current inputs, four digital inputs and eight digital Triac
outputs.
For the W7753A, any hardware driven by the Triac outputs
must have a minimum current draw, when energized, of
25 mA and a maximum current draw of 500 mA.
2 1 2 0 1 9
1 8 1 7
1 6
3
4
5
6
7
8
O U T
O U T
O U T
O U T
O U T
22 V D C
E -B U S
E -B U S
V /m A
O U T
JA C K
1 4 1 5
J 3

INSTALLATION INSTRUCTIONS

E-Bus Network.
M12688
Put Bar Code Here
95-7520—02

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   Summary of Contents for Honeywell EXCEL 10 W7753A

  • Page 1: Installation Instructions

    E -B U S V /m A E -B U S V /m A O U T JA C K 11 1 2 1 3 1 4 1 5 M12688 Fig. 1. Excel 10 W7753A Unit Ventilator Controller. Put Bar Code Here 95-7520—02...
  • Page 2: Installation

    EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER INSTALLATION The controller enclosure on the W7753A is constructed of a sheet metal housing and a plastic factory snap-on cover. The controller mounts using two screws inserted through the Mount the W7753A in a position that allows clearance for plastic cover.
  • Page 3 74-2964 for power wiring recommendations.) Fig. 4. Power wiring details; one Excel 10 per transformer. — All loads on an Excel 10 W7753A Controller must be powered by the same transformer that powers NOTES: the Excel 10 W7753A Controller. A W7753A —...
  • Page 4 EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER 24 VAC 120/240 VAC TRANSFORMER W7753A W7753A W7753A EARTH EARTH EARTH GROUND GROUND GROUND M12682 Fig. 5. Power wiring details for two or more Excel 10s per transformer. NOTES: (For Communications Wiring) — All field wiring must conform to local codes and...
  • Page 5: Wiring Details

    EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER W7753A W7753A W7753A 1415 1415 1415 ORANGE BROWN BROWN PART NO. 209541B PART NO. 209541B ORANGE TERMINATION TERMINATION MODULE MODULE M12690 Fig. 7. Termination modules (place a wire nut on each remaining wire that is not connected to a controller or device).
  • Page 6 EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER WINDOW CONTACT (CONTACT CLOSED = WINDOWCLOSED) OCCUPANCY SENSOR (CONTACT CLOSED = OCCUPIED) 24 VAC TRIAC EQUIVALENT CIRCUIT W7753A UNIT VENTILATOR CONTROLLER E-BUS TRIAC EQUIVALENT CIRCUIT W7753A UNIT VENTILATOR CONTROLLER E-BUS E-BUS 9 10 OUTSIDE...
  • Page 7 EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER MMC325 PNEUMATIC TRANSDUCER W7753A TRIAC EQUIVALENT CIRCUIT UNIT VENTILATOR PNEUMATIC CONTROLLER VALVE E-BUS 24 VAC C7600C E-BUS HUMIDITY C7600C (4 TO 20mA) W7753A UNIT VENTILATOR ENTHALPY (4 TO 20mA) CONTROLLER EARTH GROUND WIRE LENGTH SHOULD BE HELD TO A MINIMUM. USE THE HEAVIEST GAUGE WIRE AVAILABLE, UP TO 14 AWG (2.O MM...
  • Page 8 EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER ML7984B 24 VAC PWM VALVE ACTUATOR T6 T5 PWM VALVE ACTUATOR 1 2 3 4 W7753A TRIAC EQUIVALENT CIRCUIT UNIT CONFIGURATION DIP SWITCHES VENTILATOR (LOCATED ADJACENT TO THE INPUT TERMINAL BLOCK) CONTROLLER EARTH GROUND WIRE LENGTH SHOULD BE HELD TO A MINIMUM.
  • Page 9: Broadcasting The Service Message

    There is one method of broadcasting the Service Message provides a visual indication of the status of the controller. See from an Excel 10 W7753A Controller. This uses a hardware Fig. 15. When the W7753A receives power, the LED should push button on the side of the controller (see Fig.
  • Page 10 EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER Table 1. Excel 10 Alarms. Alarm type Name of alarm or error bit number NO_ALARM No alarms presently detected. INPUT_NV_FAILURE One or more NV inputs have failed while receiving an update within their specified FAILURE_DETECT_TIME.
  • Page 11 EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER 95-7520—02...
  • Page 12 EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER Automation and Control Solutions Honeywell International Inc. Honeywell Limited-Honeywell Limitée 1985 Douglas Drive North 35 Dynamic Drive Golden Valley, MN 55422 Toronto, Ontario M1V 4Z9 Honeywell GmbH Böblinger Straße 17 D-71101 Schönaich customer.honeywell.com ® U.S. Registered Trademark ©...

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