Honeywell W7761A specifications Temperature Sensor

Page 26

EXCEL 10 W7761A INPUT/OUTPUT DEVICE

GROUND	5	Analog ground

AI-1	4	Analog Input 1 resistance

	3	Not Used

	2	Not Used

EGND	1	Earth Ground

See Fig. 20 to wire a pneumatic transducer to a W7761A.

	+								C7770A AIR
	+								TEMPERATURE SENSOR
24 VAC
	-
31	30		29	28		27	26	25	24	23	22	21	20	19	18	17	16
DI-4	GND		DI-3	DI-2		GND	DI-1	24 VAC	24 VAC COM	OUT 1	OUT 2	OUT 3	OUT 4	OUT 5	OUT 6	OUT 7	OUT 8
W7761A										TRIAC EQUIVALENT CIRCUIT
W7761A
REMOTE I/O
DEVICE
E GND	NOT USED		NOT USED	AI-1 OHM		GND	AI-2 OHM	AI-3 OHM	GND	AI-4 OHM	AI-5 V/mA	GND	AI-6 V/mA	22 VDC OUT	E-BUS		E-BUS JACK
E GND	NOT USED		NOT USED	AI-1 OHM		GND	AI-2 OHM	AI-3 OHM	GND	AI-4 OHM	AI-5 V/mA	GND	AI-6 V/mA	22 VDC OUT			E-BUS JACK
1	2		3	4		5	6	7	8	9	10	11	12	13	14	15	J3
															2
1																E-BUS
																E-BUS
9	8	7	6	5	4	3	2	2
9	8	7	6	5	4	3	2	1		JACK FOR
					SENSOR					JACK FOR
						GND	E-BUS	E-BUS		E-BUS
										NETWORK
										ACCESS
										ACCESS
	T7770A
	WALL
	MODULE

1EARTH GROUND WIRE LENGTH SHOULD BE HELD TO A MINIMUM. USE THE HEAVIEST GAUGE WIRE AVAILABLE, UP TO 14 AWG (2.O MM2) WITH A MINIMUM OF 18 AWG (1.O MM2), FOR EARTH GROUND WIRE.

2TO ASSURE PROPER ELECTRICAL CONTACT, WIRES MUST BE TWISTED TOGETHER BEFORE INSERTION INTO THE TERMINAL BLOCK.

M15276

Fig. 16. Typical T7770A and C7770A wiring diagram. (For note 2, refer to Fig. 15.)

26

74-2699

Image 26

Contents Excel 10 W7761A Remote Input/Output Device List of Tables AppendicesDescription of Devices Typical system overviewProducts Covered Control ApplicationControl Provided Organization of ManualProduct Names Agency Listings Abbreviations and DefinitionsExcel 10 W7761A INPUT/OUTPUT Device Construction ControllersExcel 10 W7761A Remote I/O Device W7761A construction in in. mm Performance Specifications Power List Of Available Points W7761AShipping Temperature Specified Space Temperature Sensing RangeEnvironmental Operating Temperature Memory CapacityReturn Air Temperature Discharge Air TemperatureOutdoor Air Temperature Mixed Air TemperatureWall Modules 5585Configurations T7780 construction, subbase dimensions in in. mmWindow Open/Closed Digital Input Mixed-Output-Type ControlOccupancy Sensor Wall Module OptionsApplication Steps Step No Description OverviewPlan The System Bus Layout Lay Out Communications and Power WiringDetermine Other Bus Devices Required 750,1$ Power Wiring Power Budget Calculation ExampleVA Ratings For Transformer Sizing Device Description Line LossVA Rating Nema class 2 transformer voltage output limitsLine VOLTAGE` GREATER` Than 150 VAC W7761A Devices Prepare Wiring DiagramsGeneral Considerations W7761A I/O Description Terminal Number DescriptionTemperature Sensor DE V IC E Window Contact Contact Closed = Occupancy Sensor Occupied Valve Actuator Bus Termination Module Typical Pneumatic transducer Series 60 Floating to W7761ASee for E-Bus termination wiring options +$672 T7770 Wall Modules Order EquipmentExcel 10 W7750 Controllers SensorsAccessories Echelon Based Components and PartsCabling Temperature Degrees W7761A Device Status LED Broadcasting the Service MessageExcel 10 Alarms T7780 Ddwm Bypass Pushbutton LED StatesAppendix A. Using E-Vision to Commission a W7761 Device Adding Analog Inputs Enthalpy 4 to 20 mAAdding Other VOLTAGE/CURRENT Sensors Adding Digital Inputs Common Operations Room Temperature Sensor RmTempAppendix B. Sequences of Operation Series 60 Modulating Control Window Sensor StatusWndwDirty Filter Monitor Pulse Width Modulating PWM ControlAir Flow Temperature Relative HumidityRelative CO 2 ConcentrationDefault Table C1. Input/Output Points LeftTable C1. Input/Output Points Right Excel 10 W7761A INPUT/OUTPUT Device Values that can be assigned to any output channels English Metric or User Address DI3Sel1Type Refer to the description for DI1Sel1Type Stoff Stnul Stlow Stmed Sthigh Ston DO2Type Excel 10 W7761A INPUT/OUTPUT Device SrcDigIn2Sts Refer to the description for SrcDigIn1Sts Table C2. Control Parameters Left Table C2. Control Parameters Right SH MA DA EV HW MN TSNoalarm Table C3. Status Points LeftTable C3. Status Points Right RIO1 Software version NvoStatus InOverride SH MA DA EV HW MN TS Table C4. Configuration Parameters Left Table C4. Configuration Parameters Right DO0 Higher than the value specified for AILowLimit DO4 Seconds = 25.6 seconds DO6PWMPeriod Refer to the description for DO1PWMPeriod Table C5. Direct Access And Special Points Left Table C5. Direct Access And Special Points RightApproximate Memory Size Estimating Procedure Fig. D-1. Point capacity estimate for Zone ManagerSensor Type Appendix E. Sensor Data for CalibrationResistance Sensors Sensor Use1956.79 Humidity Percentage Sensor Voltage Voltage/Current SensorsTable E-4. Sensor Voltage Versus Humidity C7600C1008 4 to 20 mA C7600C output current vs. humidity Sensor Type Fig. E-6. Graph of Sensor Current versus Enthalpy volts Table E-10. Sensor Voltage Versus Input Voltage To A/D Table E-9. Sensor Voltage Versus CO 2 ConcentrationCO 2 Concentration PPM Sensor Voltage Pressure Inw kPa Sensor Voltage Vdc Voltage to A/D Sensor VoltageTable E-11. Sensor Voltage Vdc Versus Pressure Inw 3ODD