Simex SRP-77 | Digital controller | 0-10V/4-20mA
Simex SRP-77-1821-1-3-001 | Digital process controller with 2 displays | Input 0/4-20mA, 0-5V, 0/2-10V | 2 Relay outputs | Power supply 24VAC/DC
Simex SRP-77-1821-1-4-001 | Digital process controller with 2 displays | Input 0/4-20mA, 0-5V, 0/2-10V | 2 Relay outputs | Power supply 85-260VAC/DC