What are the recommended characteristics for a Modbus Jbus RS485 network cable?
The recommended characteristics of the Modbus/Jbus RS-485 network cable are defined as below.
Twisted pair with tinned copper braid shielding. Minimum overlap: 65%.
Gauge: AWG 24.
Characteristic impedance: 120 ohms.
Maximum linear resistance: 100 ohms/km.
Maximum capacitance between conductors: 60 pF/m.
Maximum capacitance between conductors and shielding: 100 pF/m.
Maximum length of network cable: 1200 m.
Released for: Schneider Electric UK
Need help?
Product Selector
Quickly and easily find the right products and accessories for your applications.
Get a Quote
Start your sales inquiry online and an expert will connect with you.
Where to buy?
Easily find the nearest Schneider Electric distributor in your location.
Help Centre
Find support resources for all your needs, in one place.