LN Series Free Programmable LN-PRGxxx-12 Controllers Installation Instructions 17
Technical Specifications
LN-PRG203-12 (Part 1 of 2)
Product Code LN-PRG203-12
Power Requirements Voltage: 24 VAC/DC; ±15%, 50/60 Hz, Class 2
Protection: 2.0A user-replaceable fuse
Power Consumption: 14 VA typical plus all output loads
Maximum Consumption: 23 VA
Environmental Operating Temperature: 0 to 50°C, (32 to 122°F)
Storage Temperature: -40 to 70°C, (-40 to 158°F)
Relative Humidity: 0 to 90%
General Processor: STM32 (ARM Cortex™ M3) MCU, 32 bit
Processor Speed: 68 MHz
Memory: 384kB Nonvolatile Flash (applications), 1 MB Nonvolatile Flash (storage)
64 kB RAM
Media Channel: TP/FT-10; 78 Kbps
Communication: LonTalk® protocol
Status Indicator: Green LED - power status and LON TX, Orange LED - service and LON
RX
Communication Jack: LON® mono audio jack
L
ONMARK® Interoperability: Version 3.4
Device Class: SCC Generic #8500
L
ONMARK Functional Profile (pending): Input Objects: Open-Loop Sensor #1,
Output Objects: Open - Loop Sensor #3, Node Object: #0, Real Time Clock: Real Time
Keeper #3300, Scheduler: Scheduler #20020, Calendar: Calendar #20030,
Programmable Device: Static Programmable Device #410, SCC Generic #8500
Enclosure Material: ABS type PA-765A
Dimensions (with screws): 5.7 x 4.7 x 2.0 in. (144.8 x 119.4 x 50.8 mm)
Shipping Weight: 0.97 lb (0.44 kg)
Inputs Number of Inputs: 6
LN Series Communicating Sensors: 4
Input Types: universal software configurable
Voltage: 0 to 10 VDC (40k ohm input impedance)
0 to 5 VDC (high input impedance)
Current: 0 to 20 mA with 249 ohmexternal resistor (wired in parallel)
Digital: dry contact
Pulse: dry contact; 500 ms minimum On/Off
Resistor Support: 0 to 350k ohms. All thermistor types that operate within this range are
supported. The following temperature sensors are pre-configured:
Thermistor:
Type 2 and Type 3 10k ohm (10k ohm at 25
°C [77°F])
Platinum:
PT1000 1k ohm (1k ohm at 0°C [32°F])
Nickel:
RTD Ni1000 (1k ohm at 0°C [32°F])
RTD Ni1000 (1k ohm at 21°C [69.8°F])
Input Resolution: 16-bit analog/digital converter
Power Supply Output: 15 VDC; maximum 200 mA (6 inputs x 20 mA each)
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