Summary of the content on the page No. 1
BYPASS
SET PT
22VDC
OUT
E-BUS
JACK
SNSR
A1-2
OHM
AI-3
V/mA
AI-4
V/mA
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
16
24
1 2 3 4 5 6 7 8
24 VAC
DI-4 GND DI-2 GND DI-1 OUT OUT OUT OUT OUT OUT OUT OUT
DI-3 VAC COM
E
LED GND AI-1 GND GND E-BUS
GND
OHM
1 23 4 5 67 89 10 11 12 13 14 15 J3
Excel 10
W7753A Unit Ventilator Controller
INSTALLATION INSTRUCTIONS
The W7753A Controller communicates via the 78 kilobaud
PRODUCT DESCRIPTION
Echelon® LonWorks® E-Bus Network.
The W7753A Unit Ventilator Control
Summary of the content on the page No. 2
EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER The controller enclosure on the W7753A is constructed of a INSTALLATION 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. Use the screws appropriate for the mounting wiring, servicing and controller removal. Avoid mounting the surface. The W7753A can be mounted in any orientation. W7753A in areas where acid fu
Summary of the content on the page No. 3
EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER Power The 24 Vac power from an energy-limited Class II Power Source must be provided to each W7753A Controller. To conform to Class II restrictions (U.S. only), transformers must not be larger than 100 VA. 2 A transformer that meets CE mark requirements and that meets the Low Voltage Directive (LVD) requirements must be used in Europe for all installations of this product. More than 3 one W7753A Controller can be powered by a single transformer.
Summary of the content on the page No. 4
EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER 24 VAC 120/240 VAC TRANSFORMER W7753A W7753A W7753A 2524 2524 2524 1 1 1 EARTH EARTH EARTH M12682 GROUND GROUND GROUND 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 ordinances (or as specified on the installation 24 VAC drawings). LINE VOLTAGE — Approved cable types for E-Bus communications TRANSFORMER W7753A GREATER 2 wiring is Level IV 22
Summary of the content on the page No. 5
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). 2 NOTE: When two or more wires are to be attached to the same terminal, other than 14 AWG (2.0 mm ), be sure to twist them together. Deviation from this rule can result in improper electrical cont
Summary of the content on the page No. 6
EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER WINDOW CONTACT 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 (CONTACT CLOSED = WINDOWCLOSED) 3 OCCUPANCY SENSOR + (CONTACT CLOSED = OCCUPIED) 24 VAC - 3 TRIAC EQUIVALENT CIRCUIT W7753A 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 UNIT VENTILATOR CONTROLLER E-BUS TRIAC EQUIVALENT CIRCUIT W7753A 12 4 5 6 7 8 9 10 11 12 13 14 15 J3 3 UNIT VENTILATOR E-BUS CONTROLLER E-BUS 1 2 3 4 5 6 7 8 9 10 OUTSIDE AIR CO SENSOR 12345678 910 11 12 13 14 15
Summary of the content on the page No. 7
EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER MMC325 PNEUMATIC 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 M TRANSDUCER M 3 B W7753A TRIAC EQUIVALENT CIRCUIT UNIT VENTILATOR PNEUMATIC 1 2 VALVE CONTROLLER + E-BUS 24 VAC - 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 12345678 910 11 12 13 14 15 J3 2 1 + C7600C E-BUS S HUMIDITY + C7600C (4 TO 20mA) S W7753A UNIT ENTHALPY VENTILATOR (4 TO 20mA) CONTROLLER 1 EARTH GROUND WIRE LENGTH SHOULD BE HELD TO A MINIMUM. USE 2 THE HEAVIEST GAUGE WIRE
Summary of the content on the page No. 8
EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER + ML7984B 24 VAC PWM VALVE ACTUATOR - 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 T6 T5 C B W R 2 PWM VALVE ACTUATOR 3 12 34 ON TRIAC EQUIVALENT CIRCUIT OFF W7753A 4 UNIT CONFIGURATION DIP SWITCHES (LOCATED ADJACENT TO THE VENTILATOR INPUT TERMINAL BLOCK) CONTROLLER 1 EARTH GROUND WIRE LENGTH SHOULD BE HELD TO A MINIMUM. USE THE HEAVIEST GAUGE WIRE 2 AVAILABLE, UP TO 14 AWG (2.O MM ) WITH A MINIMUM 2 OF 18 AWG (1.O MM ), FOR EARTH GROUND WIRE
Summary of the content on the page No. 9
BYPASS SET PT 22VDC OUT E-BUS JACK SNSR A1-2 OHM AI-3 V/mA AI-4 V/mA 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 24 2 3 5 6 7 8 1 4 24 VAC DI-4 GND DI-3 DI-2 GND DI-1 VAC OUT OUT OUT OUT OUT OUT OUT OUT COM E GND GND LED AI-1 GND E-BUS GND OHM 1 23 456 7 8 910 11 12 13 14 15 J3 EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER • Node Number: This is the Excel 10 node that has the alarm Verify Termination Module Placement condition (see Network Statics). The installation wiring diagrams should in
Summary of the content on the page No. 10
EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER Table 1. Excel 10 Alarms. Alarm type Name of alarm or error bit number NO_ALARM 0 No alarms presently detected. INPUT_NV_FAILURE 1 One or more NV inputs have failed while receiving an update within their specified FAILURE_DETECT_TIME. NODE_DISABLED 2 The control algorithm stopped because the controller is in DISABLED_MODE, or FACTORY_TEST mode. The control is shut down and disabled until power is cycled or the node is reset. See NOTE 1 below. SENSOR
Summary of the content on the page No. 11
EXCEL 10 W7753A UNIT VENTILATOR CONTROLLER 11 95-7520—02
Summary of the content on the page No. 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 © 2009 Honeywell International Inc. 95-7520—02 K.K. Rev. 03-09
