LMU5541

Features Requirements Programming SMS Programming Commands

Wi-Fi OBD telematics for connected vehicle and enterprise fleet applications.

Manufacturer	Model	Type	I/O	Battery	Communication Methods
Calamp	LMU5541	GPS	12/7	Yes - Internal	Motor híbrido GPS/ GLONASS/ SBAS (WAAS, EGNOS y MSAS)

Cellular/Network
Global Variant
LTE CAT-4	2100 (B1)/1900 (B2/B25/B39)/1800 (B3)/AWS 1700 (B4)/850 (B5/ B26)/2600 (B7)/900 (B8)/700 (B12/B13/B28)/850 (B18/B19)/800 (B20)/2600 (B38)/2300 (B40)/2500 (B40/B41)MHz
HSPA/UMTS	2100 (I)/1900 (II)/AWS 1700 (IV)/850 (V)/800 (VI, XIX)/900 (VIII) MHz
GSM/GPRS	850/900/1800/1900 MHz

Data Support
TCP/IP, UDP/IP, DHCP, HTTP, IP router, PPP, HTTP web server, DHCP server, Telnet, DDNS, DDNS client, NAT, NMEA, TAIP, TSIP, TFTP, IP port forwarding

Satellite Positioning (GNSS)
Constellation Support	Hybrid engine supporting GPS, GLONASS, and SBAS (WAAS, EGNOS, and MSAS)
Channels	55-channel
Tracking Sensitivity	-167 dBm
Acquisition Sensitivity	-156 dBm (hot start) -148 dBm (cold start)
Location Accuracy	~2.0 m CEP open sky (SBAS 24-hour static)
Location Update Rate	Up to 4 Hz
AGPS Assistance Capability	Yes

Integrated I/O
Digital Inputs	7 (selectable high/low, 0–30 VDC) 1 low-bias ignition input
Digital Outputs	7 relay driver outputs (200 mA)
Analog Inputs	5 general-purpose A/D (0–30 VDC)
Accelerometer	Integrado, triple eje (comportamiento del conductor, detección de impactos, detección de movimiento, detección de inclinación)
1-Wire® Interface	2 ports (driver ID, temperature sensing)
Status LEDs	5 (Power, COM, GPS, Wi-Fi, Bluetooth)
Serial Interface	1 DB-9 (RS232/RS485), 1 five-pin TTL level with switched power

Certifications
Industry Certifications	FCC, CE, IC, PTCRB, RoHS

Cloud/Software Services
PULS™	Monitor, manage, update firmware, configure, and troubleshoot devices remotely
CTC	Device data streaming via RESTful API

Edge Intelligence
PEG™	Update device functionality or develop new on-edge applications

Electrical
Operating Voltage	12/24 VDC vehicle systems 9–30 VDC (startup, operation) 8–32 VDC (momentary)
Power Consumption	Typical <2 mA @ 12 V (deep sleep) Typical 20 mA @ 12 V (radio-active sleep) Typical ~300 mA @ 12 V (active tracking with GPS and cellular enabled)

Environmental
Temperature	-30° to +60°C (connected to main power) -10° to +60°C (running on internal battery) -20° to +25°C ≤ 6 months (long-term storage with battery)
Humidity	85% RH @ 50°C non-condensing
Shock & Vibration	U.S. Military Standards 202G, 810F, SAE J1455
ESD	IEC 61000-4-2 (4 kV test)

Physical / Design
Dimensions	5,8 x 4,0 x 1,2” 146 x 102 x 40 mm
Weight	8.0 onzas. 227 gramos

Physical / Design

Dimensions

5,8 x 4,0 x 1,2”

146 x 102 x 40 mm

Weight

8.0 onzas.

227 gramos

Interface Standards
Bluetooth	Dual-mode; Classic Bluetooth and BLE 4.2
Wi-Fi	802.11 a/b/g/n/ac (2.4 GHz and 5 GHz) (1x1) Supports Access Point and/or Client mode (up to 10 simultaneous users)

Interface Standards

Bluetooth

Dual-mode; Classic Bluetooth and BLE 4.2

Wi-Fi

802.11 a/b/g/n/ac (2.4 GHz and 5 GHz) (1x1)

Supports Access Point and/or Client mode (up to 10 simultaneous users)

Product Options
All necessary antennas (GPS, cellular, or combined GPS/cellular) 8-wire RS-232 serial adapter cable (PPP, AT commands, GPS NMEA output) jPOD™ truck ECU interface (internal/external/optional) Connectorized I/O wiring harness

See the complete documentation

See the complete documentation

See the complete documentation

See the complete documentation

LMU5541 Calamp