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Page 4 

Notes

Status LED

The Controller Status LED can be monitored during 

installation and set up. It is not visible when the case is 

closed. The LED reports the controller state as follows:

Yellow medium flash

Off-line

Yellow fast flash

Port connected, not online

Green medium flash

On-line

Blue continuous

Controller initialising

Blue medium flash

Application initialising

Cyan fast flash

Wants data download

White slow flash

Firmware update in progress

White fast flash 

Data download in progress

Red continuous

Configuration button pressed for 

less than 5 seconds

Red fast flash

Configuration button pressed for 

more than 5 seconds

Red slow flash 

Error

Battery

The lithium polymer 6,000mAh battery may be used 

to provide a battery back-up service. Using a battery 

ensures continuing power to controller and all attached 

devices during power outages. Note though that 

all system data is retained in non-volatile memory 

indefinitely.
The battery operating time is heavily dependent on 

loading but will typically be up to 2 hours.

During battery operation, the 12V internal supply is 

reduced to 11V and the maximum permissible total 

current draw for all external sources is 1.5A.

The time required to charge the battery from depleted 

to full capacity is dependent on available power (for 

example, it may take longer from POE than from a 5A 

supply), external current draw and product temperature. 

It may take over 24 hours.

Battery Safety Notice

The 485 Line Header battery electronics contain 

multiple safety elements to protect against over-charge/

discharge, short-circuit, over-temperature etc. However, 

the following warnings should be observed:

 

Only fit the original battery module supplied by 

Grosvenor Technology and use only in accordance 

with this document.

 

Do not use module if battery appears deformed or 

damaged.

 

Do not disassemble, crush, pierce or rupture the 

battery.

 

Do not short circuit or reverse polarise the module 

nor attempt to charge the battery except in the 

controller.

 

Do not store at a temperature below -20°C (-4°F) or 

above +60°C (+140°F).

 

Observe local regulations when disposing of the 

Lithium-polymer battery.

 

Never dispose of the battery using heat or fire.

Battery Service Life

A battery service life of 5 years is possible, although 

this can be affected by a number of factors including: 

a prolonged period of storage prior to use, the number 

of discharge/charge cycles and the battery operating/

charging temperature.

To initialize the 485 Line Header 

To reload the application that shipped with the controller 

and delete all data.

 

Press button while powered off and then power on, or 

press button before momentarily pressing Reset button. 

Hold until LED goes amber and then flashes amber after 

about 20 seconds, then release button.

Содержание Janus C4 485

Страница 1: ...h built in optical tamper The controller supports both IP and RS485 host communications Overview Janus C4 485 Line Header Power Input 12V 5A input POE POE Host Communications Ethernet 10 100 BASE T or RS485 2 wire 19 2k baud Battery optional 4 2V Lithium Polymer Grosvenor supplied part no ADV BAT S Tamper Optical Tamper USB Dual USB 2 0 Type A future use Operating Temperature 0 to 49 C 32 to 120 F...

Страница 2: ...s closed RS485 Port Used for host comms when RS485 is used to connect controllers See Notes on page 5 Ethernet Port For IP host comms and required for configuration 10 100 BASE T Full duplex POE POE Ethernet Port indicators are shown below Status LED The Controller Status LED reports the controller state See Notes on page 4 Power In 12V DC 5A Max For full details of power options and requirements ...

Страница 3: ...vision as the specified PSU caters for an external battery Power Options Input Power Power to the controller may be provided by one of 12V 5A 60W max 2 1mm Circular Jack centre pin positive PoE IEEE 802 3 af 12 95W max PoE IEEE 802 3 at 25 5W max If fitted the 4 2V Lithium Polymer Battery during power outage only It is the responsibility of the installer to ensure sufficient power is available for...

Страница 4: ...ailable power for example it may take longer from POE than from a 5A supply external current draw and product temperature It may take over 24 hours Battery Safety Notice The 485 Line Header battery electronics contain multiple safety elements to protect against over charge discharge short circuit over temperature etc However the following warnings should be observed Only fit the original battery m...

Страница 5: ... an IP connection the Update Firmware button will appear within the Quick Start app enabling the process to be completed easily If a firmware update is needed subsequently the firmware can be updated locally using a USB stick This is a FAT32 formatted USB stick with firmware app files in a firmware directory in the root directory Advance 485 Line Header Advance 485 Controller Advance 485 Controlle...

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