JANUS Engineering Training 0.4.pdf - Grostech.com

JANUS Controller Connectivity• LINE HEADER connects a JANUS Server to IDCs and IPCs• RS232 Converter• USB Converter• Ethernet Converter• SEGMENT - 1,200m length of Belden (2 or 4 wire)• COMMS LINE - Total length from LINE HEADER to last IDC/IPC• NODE is an IDC or an IPC (Controller / Box / Tin?)• A COMMS LINE may have 32 x Nodes - address range 1 to 63• A COMMS LINE may have multiple segments using a MDUI orGI485• IDC-485s/IPC-485s connect via RS485 (2-wire)/RS422 (4-wire)• IDCes / IPCes (eSeries) connect via Ethernet (RJ45)connection ONLYRecommended Cable Types• Line Header to IDC• 2 Pair Belden 1 #8723 1200m per Segment• Cat 5 – Use Twists – Not for electrically noisy environments – 200m• IDC to Reader• 4 Pair Belden 1 #9504 50m (If Using Keypad Interface)• Keypad to Keypad Interface• 4 Pair Belden 1 #9504 2m• Keypad Interface to IDC• 2 Pair Belden 1 #8723 50m• External Inputs• 2 Core Cable (Alarm) 100m• Locks• Use suitable gauge cable for current draw and volt dropCurrent Draw (Amps) x Distance (Meters) x Wire Resistance per Meter (Ohms) =Voltage Drop (Volts)1or equivalent12136