Grosvenor Janus C4 485 - User Manual

Page 1
Version 1.1.0 October 2019
Janus C4 485 Line Header
Installation Guide
Specication
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) 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 di󰀨erent 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.
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)
Humidity
5-85±5% at 30±2°C (86±4°F)
Weight
495g
Dimensions
242 x 167 x 46 mm
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
WEEE
Please refer to www.grosvenortechnology.com/
legal-info/ for disposal instructions under EU
Directive 2012/19/EU
Part number:
janus
C4
JC4-ADV-C2-LH

Summary

Janus C4 485 Line Header Overview

Device Specifications

Details key technical specifications including power, communications, operational limits, and physical dimensions.

Electromagnetic Compatibility

States product compliance with EMC Directive 2014/30/EU and relevant EN/IEC standards.

WEEE Disposal Information

Provides guidance for product disposal according to EU Directive 2012/19/EU.

Device Connections and Indicators

Port Descriptions

Details the function and usage of various ports: RS485, USB, Ethernet, and Power In.

Status Indicators

Explains the function of the Status LED and Ethernet port indicators.

Component Identification

Identifies key components like Battery, Load/Clear button, Reset button, and Optical Tamper.

Power Options and Management

Input Power Sources

Outlines available input power options: 12V DC, PoE, PoE+, and battery backup.

Output Power Consumption

Details the power draw of the controller, including quiescent power, battery charging, and USB usage.

Power Supply Table

Compares supplied power ratings with controller usage for different power sources.

Operation and Maintenance Notes

Battery Usage and Safety

Provides guidelines for using the lithium polymer battery and essential safety precautions.

Initialization Procedure

Describes how to reload the application and delete data using the reset button.

Status LED Interpretation

Explains the meaning of different Status LED flashes and solid states during operation.

Battery Service Life Factors

Discusses factors affecting the battery's service life, such as storage and usage cycles.

RS485 Configuration and Firmware Update

RS485 Network Setup

Details how to connect multiple controllers on an RS485 line, including termination resistors.

Firmware Update via USB

Provides instructions for updating the controller's firmware using a USB stick.

Commissioning Requirements

Highlights the need for Ethernet connection during commissioning for configuration.

Grosvenor Janus C4 485 Specifications

General

Model	Janus C4 485
Communication Protocol	RS485
Operating Temperature	-10°C to +55°C
Dimensions	140mm x 110mm x 25mm
Weight	200g