Westermo reserves the right to revise this document or withdraw it at any time without prior notice. Under no circumstances shall Westermo be responsible for any loss of data or income or any special, incidental, and consequential or indirect damages howsoever caused.
Provides information in order to avoid No personal injury Minor damage to the product misuse of the product, confusion or misunderstanding NOTICE Used for highlighting general, but No personal injury Minor damage to the product important information NOTE Table 1. Warning levels Merlin 4400 Series...
During installation, ensure a protective earthing conductor is first connected to the protective earthing terminal (only valid for metallic housings). Westermo recommends a cross-sectional area of at least 4 mm Upon removal of the product, ensure that the protective earthing conductor is disconnected last.
If the product is used in a manner not according to specification, the protection provided by the equipment may be impaired. If the product is not working properly, contact the place of purchase, the nearest Westermo distributor office or Westermo technical support.
By ensuring the product is disposed of correctly, you will help to reduce hazardous substances and prevent potential negative consequences to both the environment and human health, which could be caused by inappropriate disposal. Figure 1. WEEE symbol for treatment of product disposal Merlin 4400 Series...
Table 2. Agency approvals and standards compliance 2.5.2. Simplified Declaration of Conformity Hereby, Westermo declares that this product is in compliance with applicable EU directives and UK legislations. The full declaration of conformity and other detailed information is available at www.westermo.com/support/...
3. Product Description 3.1. Product Description The Merlin 4400 series of versatile cellular routers is designed from the ground up to achieve best-in-class Cybersecurity both in hardware and software. A TPM chip (Trusted Platform Module) keeps cryptographic keys secure. Secure Boot guarantees that the unit boots using only software that is signed and trusted by Westermo.
+ pin and the return to the - pin on the power input. NOTICE - POWER SUPPLY Where an AC/DC-adapter has not been supplied, a power supply of no greater than 100 W should be used, with a current limit of 1 Amp. Merlin 4400 Series...
When you configure a serial port to operate as an RS-485 interface, it supports both two-wire (half-duplex) and four-wire (full-duplex) modes. Configuration between two-wire and four-wire RS-485 modes is under software control. The pin-numbering of the RJ45 connector in RS-485 mode, when viewed from the front of the unit, is shown below. Merlin 4400 Series...
Flashing slowly Releasing 20-30 seconds reboots the router to recovery mode. Only to be done in case of emergency and under the guidance of Westermo support staff. Note: this may wipe the configurations, both config1 and config2. > 30 seconds Solid on Releasing after 30 seconds performs a normal reset.
Data link connected and signal strength <=-89 dBm Right LED off Left LED off Data link connected and signal strength is between -89 to -69 dBm Right LED on Both LEDs on Data link connected and signal strength >-69 dBm Table 7. LED indicators Merlin 4400 Series...
Data is being transmitted or received over the link SPEED LED Link operating at 100 Mbps Link operating at 10 Mbps (amber) Table 8. Ethernet LED behaviour and descriptions 3.7. Dimensions Dimensions are stated in millimetres and are regardless of model. Figure 7. Dimensional drawing Merlin 4400 Series...
If only connecting one LTE antenna, screw the antenna into the MAIN SMA connector. If you are using more than one LTE antenna, screw the main antenna into the MAIN SMA connector and the secondary antenna into the WAN-AUX SMA connector. Merlin 4400 Series...
Plug the power cable into an electrical socket suitable for the power supply. The router takes less than a minute to boot up. During this time, the power LED flashes. Other LEDs display different diagnostic patterns during boot up. Booting is complete when the power LED stops flashing and stays on steady. Merlin 4400 Series...
Circuit type TNV-1 Transmission range RS-232: 15 m/49 ft RS-485: Up to 1200 m/0.74 mi, depending on data rate and cable type Number of ports Up to 2 Connection RJ-45 according to EIA-561 RJ-45 shielded cable Merlin 4400 Series...
150 kHz to 30 MHz Dielectric strength UL 62368-1 Power port to all 1.5 kVDC, 1 min other ports UL 62368-1 IEEE Ethernet TX to all 1.5 kVrms, 50 Hz, 1 min 802.3 other ports Table 9. EMC and electrical conditions Merlin 4400 Series...
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EN 60068-2-30 Operational 5-95% relative humidity MTBF Telcordia Ground benign, 25°C 1,600,000 hours Enclosure EN 62368-1 Aluminium Fire enclosure Weight 0.5 kg Cooling Convection Refer to "Safety Information" chapter regarding touch temperature Table 10. Environmental and mechanical conditions Merlin 4400 Series...
Date Change description Rev. B 2022-03-29 First version Rev. C 2022-05-26 Revised product codes in the section 'Available Models'. Corrected descriptions of points 9 and 10 in section 'Hardware Overview'. Rev. D 2022-11-18 Revised artwork and metrics Merlin 4400 Series...
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