ISA 50.00.01-1975 (R2012)
Compatibility of Analog Signals for Electronic Industrial Process Instruments
standard by The International Society of Automation, 11/27/2002
Full Description
This document applies to analog dc signals used in process control and monitoring systems to transmitinformation between subsystems or separated elements of systems.
Its purpose is to provide for compatibility between the several subsystems or separated elements of givensystems.
This document need not apply to signals entirely used within a subsystem. When signals are to betransmitted to or received from subsystems or elements provided by different suppliers, they shall complywith the specified requirements for transmitters and receivers herein.