CalAmp TTU-2820 Hardware And Installation Manual Download Page 14 | Manualshive

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Summary of Contents for TTU-2820

Page 1: ...t s including hardware descriptions environmental specifications wireless network overviews and device installation edit top 1 1 About This Manual The TTU 2820 is one of the most flexible economy mobi...

Page 2: ...ging from product design and development through volume production CalAmp delivers cost effective high quality solutions to a broad array of customers and end markets CalAmp is the leading supplier of...

Page 3: ...hands free configuration and automatic post installation upgrades You can also monitor unit health status across your customers fleets to quickly identify issues before they become expensive problems...

Page 4: ...ss Data Network provides the information bridge between the LM Direct server and the TTU 2820 Wireless data networks can take a variety of forms such as cellular networks satellite systems or local ar...

Page 5: ...ts the TTU 2820 is capable of sending and receiving This interface allows System Integrators to communicate directly with TTU 2820 s Please refer to the LM Direct Reference Guide for details edit top...

Page 6: ...by direct contact or induced by an electrostatic field The term is usually used in the electronics and other industries to describe momentary unwanted currents that may cause damage to electronic equ...

Page 7: ...it is not fully packaged in its final housing it must be sealed in an ESD safe bag Electrical Over Stress EOS The GPS receiver can be damaged if exposed to an RF level that exceeds its maximum input...

Page 8: ...ental conditions the LMU is designed to operate in and the relevant SAE tests that were performed No formal altitude tests were conducted Size 4 3 long x 3 2 wide x 1 6 high 110 mm long x 80m wide x 4...

Page 9: ...dBm HSPA UMTS Dual Band 900 2100 MHz bands VIII I or 850 1900 MHz bands V II 3GPP release 6 5 6 Mbps upload 7 2 Mbps download GSM GPRS Fallback 850 900 1800 1900 quad band GPRS class 12 EDGE MCS1 MCS9...

Page 10: ...wer and I O leads edit top 3 2 2 Serial Adapter To add a host serial adapter to the TTU 2820 there is 1 additional part Part Number 134074 Serial Adapter To use this part simply connect the following...

Page 11: ...oltage Critical Sensor low VBatt ok high VBatt low 3500mV threshold Input 8 High Temperature Sensor low below Temp Threshold high above Temp threshold Temp Threshold 300 Analog to Digital Inputs A D 0...

Page 12: ...then the input is in the Low state If the battery level is below the threshold the input will be in the High state edit top 3 4 4 High Temperature Input The TTU 2820 has a built in high temperature t...

Page 13: ...inputs can either be normally High i e pulled to 12v through a 10k resistor or Low i e pulled to ground through a 10k resistor Input 1 is always biased low while inputs 2 4 are biased high The diagram...

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Page 15: ...xternal vs Internal Power Switch This output allows the TTU to switch between power sources when certain conditions are met e g low power on the currently selected supply If this output is set then th...

Page 16: ...D Orange Definitions Condition LED 1 Modem Off Off Comm On Searching Slow Blinking Network Available Fast Blinking Registered but no Inbound Acknowledgement Alternates from Solid to Fast Blink every 1...

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