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Version 1.3 March 2021
Janus C4 485 Line Header
Installation Guide
Part number:
JC4-ADV-C2-LH
The Janus C4 485 Line Header is an access control system controller for use with Janus C4 host software. It allows
the communication of other either Single Controllers (Part No: JC4-ADV-C2-SNG) and/or Multi Controllers (Part No:
JC4-ADV-C2-MLT) on a RS 485 communication line. The Janus C4 485 Line Header is connected to the IP network
and allows communication to the other controllers on the RS 485 line.
The 485 Line Header can be used with different power supplies: a 12V external power supply (up to 5A), or
POE/POE+. It has an integral case with built in optical tamper. The controller supports both IP and RS485 host
communications.
Note: The Line Header can support up to 6 controllers maximum on an RS-485 line, the controllers can be a mixture
of Single and Multi-Controllers.If more than 6 controllers are required to communicate on RS-485 then multiple Line
Headers would be required.
janus
Specification
Overview
Power Input
Host Communications
Battery (optional)
Tamper
USB
Operating Temperature
Humidity
Weight
Dimensions
* When using the Lithium Poly optional battery back-up, max continuous ambient temperature is limited to 30°C (86°F)
Electromagnetic Compatibility
This product complies with the following standards,
following the provisions of EMC Directive 2014/30/EU:
EN 55022:2010 Class B
EN50130-4:2011 inc A1:2014
IEC 62599-2:2010
C4
Janus C4 485 Line Header
12V (5A input), POE, POE+
Ethernet 10/100 BASE-T or RS485 2-wire 19.2k baud
4.2V Lithium Polymer (Grosvenor supplied, part no: ADV-BAT-S)
Optical Tamper
Dual USB 2.0 Type A (future use)
0 to +49°C (32 to 120°F)*
5-85±5% at 30±2°C (86±4°F)
495g
242 x 167 x 46 mm
Page 1
WEEE
Please refer to www.grosvenortechnology.com/
legal-info/ for disposal instructions under EU
Directive 2012/19/EU
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Table of Contents
Summary of Contents for Janus C4 485
- Page 1 Part number: JC4-ADV-C2-LH The Janus C4 485 Line Header is an access control system controller for use with Janus C4 host software. It allows the communication of other either Single Controllers (Part No: JC4-ADV-C2-SNG) and/or Multi Controllers (Part No: JC4-ADV-C2-MLT) on a RS 485 communication line. The Janus C4 485 Line Header is connected to the IP network and allows communication to the other controllers on the RS 485 line.
- Page 2 Connections Advance Single Tampo Printing 1v0 Battery Reset A Lithium Polymer Use only when 6,000mAh battery requested by Reset to provide a battery Grosvenor Technical back-up service during Support. Status power outages. Only the battery supplied by Grosvenor (Part No. ADV-BAT-S) may be used.
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Page 3: Power Options
Power Options The Janus C4 485 Line Header has a sophisticated power management system with a choice of input sources. Input Power Output Power Power to the controller may be provided by one of: Power draw of the controller includes the following: 12V 5A (60W max) = 2.1mm Circular Jack (centre pin... -
Page 4: Battery Safety Notice
Notes Battery To initialize the 485 Line Header The lithium polymer 6,000mAh battery may be used To reload the application that shipped with the controller to provide a battery back-up service. Using a battery and delete all data. ensures continuing power to controller and all attached devices during power outages. -
Page 5: Updating Firmware
Once set up as the correct type and with the correct network settings, the Ethernet connection can be disconnected from 485 controllers. For more information about Janus C4, visit the website or contact Technical Support: Email: ac-support@grosvenortechnology.com Telephone:...
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