The present document describes the Acuity Edger Router ER-550 hardware features. 2. Introduction • The Acuity Edge Router ER-550 is designed to fulfill communications and data acquisition requirement and use multiple communication channels (GPRS/EDGE WAN + 10/100Base-T Ethernet port) and gather data via the 2.4GHz mesh network radio link.
4. Block Diagram Block diagram present the most important subsystems of the board. Proprietary & Confidential – NIVIS LLC Page 4 - V1.0...
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1.8V for the ARM, a 5V power supply for the USB hub and serial to USB converters and level shifters of the communication board, one high current (up to 4A) switched power supply for powering the OEM radio modules installed. Some extra linear regulators are Proprietary & Confidential – NIVIS LLC Page 5 - V1.0...
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(in order to minimize the RF emissions). The external connections for antennas and Ethernet are routed outside the metallic enclosure to proper connectors on the IP-65 certified external plastic enclosure. Proprietary & Confidential – NIVIS LLC Page 6 - V1.0...
• Recommended connection via PVC or Teflon insulated power cable with minimal AWG #24 conductor size. • Please check installation manual for other available connection types GPRS Antenna Ethernet 2.4GHz Antenna AC Power Input Proprietary & Confidential – NIVIS LLC Page 7 - V1.0...
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Not Used • Usage of a Lightening Protection device between Ethernet port and actual connection cable is recommended for exterior installations. We recommend usage of a device similar to http://www.hyperlinktech.com/web/al-cat5w.php Proprietary & Confidential – NIVIS LLC Page 8 - V1.0...
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2.4GHz – MESH LAN ANTENNA Description ANTENNA 2.4GHZ 1/2 WAVE RP/SMA Model ANT-2.4-CW-RCT-RP Manufacturer Antenna Factor Vendor Digi-Key Corporation Vendor P/N ANT-2.4-CW-RCT-RP-ND Gain [dBi] Connection Type SMA Reverse (Female), Swivel Proprietary & Confidential – NIVIS LLC Page 9 - V1.0...
• Those connections are internal and accessible only if unit is opened • WARNING: Unit can be damaged by improper use of internal connections • Enclosure View Internal Ethernet Cable Internal Metallic Enclosure Bulkhead Antenna Connections Proprietary & Confidential – NIVIS LLC Page 10 - V1.0...
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SIM CARD AC-DC Power Supply GPRS/EDGE Module LED’s 2.4GHz Module AC Input • Main Board View Expansion ALARM S Micro-SD 12V DC Input RS232 Console EXPANSION CONN Ethernet ARM Processor Proprietary & Confidential – NIVIS LLC Page 11 - V1.0...
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• Inspection for corrosion is recommended when battery change is done • WARNING: Unit can be damaged by polarity reverse battery installation • Default Factory Configuration: CR2032 Lithium Battery Installed (10 year life) CR2132 Coin Cell Battery Proprietary & Confidential – NIVIS LLC Page 12 - V1.0...
Note: The Ethernet port can be used for field configuration and debug according to documentation provided. For direct PC or PDA connection use appropriate crossed type cable. Proprietary & Confidential – NIVIS LLC Page 13 - V1.0...
• Consult the dealer or an experienced radio/TV technician for help. 8.4 WARNING (Part 15.21) Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. Proprietary & Confidential – NIVIS LLC Page 14 - V1.0...