DNT-T305
Description: The DNT-T305 is a fully programmable, Native BACnet™ Advanced Application Controller that communicates on an RS-485 LAN using the BACnet MS/TP protocol. The DNT-T305’s attractive housing includes a LCD display with a wide-angle view and an intuitive keypad.
Features:
- Native BACnet firmware
- BACnet MS/TP communications
- Attractive wall-mount housing
- 4/8/16 button keypad
- Fully programmable in GCL+
- Programmable LCD with optional backlighting
- Application database can be loaded over the network
- Controller firmware can be flash loaded over the network
- Derived Network Addressing (DNA) for simple integration into a standard network architecture
- Service port
Application: The DNT-T305 is suitable for various room applications with small I/O requirements such as Fan Coil Units, Unit Ventilators and Heat Pumps. Because of its programming capability, the DNT-T305 can be used to create or modify GCL+ programs and BACnet objects for specific applications.
Accessories:
- RPT-768—Delta Network Repeater for BACnet MS/TP
- TRM-768—Delta Network Terminator for BACnet MS/TP
- DTT970—Delta Termination Tool (Handle Assembly and Crimp Die)
- DTK971-2 RC Term Kit (2-Pin, 18 Gauge, Qty-10)
- DTK971-4 RC Term Kit (4-Pin, 18 Gauge, Qty-10)
- DTK973-2 RC Term Kit (2-Pin, 24 Gauge, Qty-10)
- DTK972-5 RC Term Kit (5-Pin, 22 Gauge, Qty-10)
Ordering: Order the DNT-T305 with the desired options according to the following product number:
- DNT-T305-xxx
- xxx—Append the keypad code to specify the desired buttons.
An appended keypad and door code must be included to specify the desired model as follows:
Keypad Code & Description
- G1A: General - 4 Buttons
- G1B: General - 16 Buttons
- G2A: General w/Fan Speed - 8 Buttons
- G2B: General w/Fan Speed - 16 Buttons
- G3A: General w/Time & Date - 8 Buttons
- H2A: Hotel w/Fan Speed - 8 Buttons
- K1A: Keypad Applications - 16 Buttons
BACnet Device Profile
BACnet Advanced Application Controller (B-AAC)
LCD
Large font 4-digit alpha numeric display (for time, object value or units)
Small font 4-digit alpha numeric display (for time or units display)
12-digit alpha numeric display (for object names, menu commands or options)
10 display icons representing different functions
Keypad
4, 8 or 16 buttons (suitable for different applications)
Security door
Temperature Sensor
Thermistor input - 10kΩ at 77°F (25°C)
Accuracy +/-0.4°F from 32-158°F (+/- 0.2°C from 0-70°C)
Display resolution of 0.1°
Stability 0.24°F over 5 years (0.13°C)
External Inputs
3 Universal inputs - 10 bit (supporting 0-5v,
0-10v, 10kΩ)
External Outputs
5 Binary FET outputs (AC or DC switching or PWM)
Jumper selection for internal or external power on binary outputs
Technology
32-bit processor
1 MB (8 megabit) Flash memory
128 KB SRAM memory for database
CPU Status LED
Device Addressing
Set via keypad configuration setup or software setup
Communications Ports
Main LAN (NET1)
BACnet MS/TP @ 9600, 19200, 38400 or 76800 bps (default) (maximum of 99 devices per BACnet MS/TP segment)
SubLAN (NET2) None with this model
Connectors
AMP plug-in terminal connectors
Wiring
Class 2
Power
24 VAC
5VA, 65VA with BOs fully-loaded
Ambient
32° - 131°F (0° - 55°C)
10 - 90% RH (non-condensing)
Dimensions
5¾ x 4¼ x 1¼ in. (14.7 x 10.9 x 3.8 cm) with housing
0.50 lb. (240 g) with housing
Compliance
CE
FCC
Listings
UL 916 Listed
BTL Listed