DMU801 specifications - AWS810-SOLAR

DMU801 operating environment
Property	Description/Value
Operating temperature ¹	−40 … +85 °C (−40 … +185 °F)
Extended operating temperature (available on request)	−60 … +85 °C (−76 … +185 °F)
Storage temperature	−60 … +85 °C (−76 … +185 °F)
Operating humidity	0–100 %RH, non‑condensing

DMU801 powering specifications
Property	Description/Value
Operating voltage	8–32 V DC (maximum 10 A)
Power consumption, typical	500 mW
Heating voltage	24 V DC nominal
Maximum input current for heating	12 A
Mating connectors (power/heating input)	2 × Phoenix Contact FKCN 2,5/2‑ST‑5,08 (included)

DMU801 processing system
Property	Description/Value
Processor	ARM Cortex A9, 800 MHz
Memory	1 GB DDR3L RAM, 8 GB eMMC Flash
External memory	SD card up to 32 GB ²
Operating system	Linux
Communications protocol	IPv4 and IPv6
Real-time clock (standard)
Accuracy	Better than 20 s/month
Backup battery	CR1225/BR1225
Backup time	Minimum 5 years

DMU801 compliance
Property	Description/Value
EU directives and regulations	EMC Directive (2014/30/EU) RoHS Directive (2011/65/EU) as amended by 2015/863
EMC immunity	EN 61326‑1, industrial environment ³
EMC emissions	CISPR 32 / EN 55032, Class B ⁴ FCC part 15 B, Class B ICES‑3 / NMB‑3 (Class B)
Compliance marks	CE, FCC, ICES, RCM, UKCA
Test	Applied standard	Description/Value
Maritime	IEC 60945	–
Vibration (sinusoidal)	IEC 60068‑2‑6	5–13.2 Hz, 1 mm (0.04 in) amplitude 13.2–200 Hz, 0.7 g
Rough handling	IEC 60068‑2‑31	Drop height 100 cm (39.37 in)
Shock	IEC 60068‑2‑27	15 g, 11 ms, saw‑tooth
Dry heat	IEC 60068‑2‑2	+85 °C (+185 °F)
Damp heat	IEC 60068‑2‑78	+40 °C (+104 °F), 95 %RH
Cold	IEC 60068‑2‑1	−60 °C (−76 °F)

DMU801 inputs and outputs
Property	Description/Value
Ethernet
Ports	eth0 on CPU, additional ports with plug‑in modules
Supported standard	IEEE 802.3u
Physical layer	Base‑T
Data rate	10/100 Mbps
Connectors	RJ45 with link LEDs
Data transmission	Full/Half‑duplex with auto‑negotiation
USB
Ports	1
Supported standard	USB 2.0
Signaling	High speed
Connectors	USB‑C
Serial
Ports	1 × RS‑232 / RS‑485 / SDI‑12 port 2 × RS‑485 ports Additional ports with plug‑in modules
Supported bit rate	1200–115 200 bps
Power output	5 × software controllable power output pins
Signals	RS‑232: RXD, TXD RS‑485: D+/D−
Digital I/O	4 × 3.3 V logic level GPIO pins, pulse count capable
Mating connectors	2 × Phoenix Contact DFMC 1,5/4‑ST‑3,5‑LR (included) 1 × M8 4‑pin male
Note: 4‑wire RS‑485/RS‑422 is supported by using 2 × 2‑wire RS‑485.
TCP/IP
Supported protocols	DHCP, DNS, NTP, ARP, ICMP Echo, TCP/IP, SSH, UDP, DTLS, HTTPS ⁵

DMU801 mechanical specifications
Property	Description/Value
Weight	8‑slot unit: 0.71 kg (1.57 lb)
Mounting	DIN rail 35 mm (1.4 in)
Dimensions (H × W × D) ⁶
2 slots	120 × 77 × 84 mm (4.72 × 3.03 × 3.31 in)
8 slots	120 × 185 × 84 mm (4.72 × 7.28 × 3.31 in)
Materials
Screws, washers	Stainless steel AISI 316
DIN rail locking piece	Stainless steel AISI 630
Frame profile	Aluminum EN AW‑6060 T6
End covers	Plastic PC/ABS

¹ Operating temperature of some of the DMU801 plug‑in modules may be different. See the plug‑in module datasheets.

² SD card available as accessory.

³ Modem Carrier Module DMX801 complies with EN 61326‑1 basic level. Ethernet connection requires external surge protection to comply with EN 61326‑1 industrial environment level.

⁴ Class A, if Ethernet Switch Module DME801 includes SFP modules.

⁵ The list is subject to change.

⁶ Reserve some extra space for connectors and cables. For example, sensor connectors require a minimum of 20 mm (0.8 in) additional space from the DMU801 frame.