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Appendix A: Halogen D20 Display/Controller
Technical Specification
Overall*
Description
Microprocessor-controlled, menu-driven controller that communicates with the sensor
Dimensions
6.3" H x 6.3" W x 4" D (160 x 160 x 101.6 mm)
Weight
3 lbs (display)
Display technology
3.5" TFT
Enclosure rating
IEC/EN 60529
–
IP 65, NEMA 250 type 4X, plastic enclosure
Installation category
Category II
Compliance certifications
CE, ETL certified to UL and CSA safety standards (with all sensor types), FCC, EU, UKCA
Warranty
12 months
Environmental*
Operating temperature
-20 to 60°C (-4 to 140°F) (8W (AC)/9W (DC) sensor load)
-20 to 45°C (-4 to 113°F) (28W (AC)/20W (DC) sensor load)
Linear derating between 45 and 60°C (-1.33 W/°C)
Storage conditions
-20 to 70°C (-4 to 158°F), 0 to 95% relative humidity, non-condensing
Altitude
2000 m (6562 ft) maximum
Pollution degree
4
Temperature
Minimum: -40°F (40°C)
Maximum: 167°F (75°C)
Power, data storage, and connectivity*
Power requirements
85 to 240VAC ±10%, 50/60Hz; 1 A (28W sensor load)
Protection class
I, connected to protective Earth
Measurement interfaces
Two MP5 Modbus connectors
Relays
Three relays (SPDT)
Wire gauge: 0.75 to 1.5 mm² (18 to 16AWG)
Maximum switching voltage: 100 - 240VAC
Maximum switching current: 5A Resistive/1A pilot duty maximum switching power: 1200VA
resistive/360VA pilot duty
Communication
Analog: Four 0-20mA (or 4-20mA) analog outputs
Digital: Modbus RTU standard
SD card
Used for data upload, software download, capable of est. 1M data points/sensor
Real-time clock
Battery, estimated to last 5 years
* Subject to change without notice