The ATA140 is our slidewire and potentiometer trip amplifier suitable for SIL 1, 2 & 3 applications
| Input | Single channel |
Double channel | ||
|---|---|---|---|---|
| Single Trip |
Double Trip | Single Trip |
Double Trip |
|
| Single |
ATA141 | ATA142 | ATA143 | ATA148 |
| Differential | ATA145 | ATA146 | ATA147 | |
Our ADT131 is a Process Input Single Output Trip Amplifier which is suitable for SIL1, SIL2 & SIL3 rated (EN 51508-2) Safety Instrumented System (SIS) safety loop applications.
Our ADT181 is a Frequency Input Single Output Trip Amplifier which is suitable for SIL1 & SIL2 (EN 61508-2) safety instrumented system (SIS) loop applications, as 1oo1 architecture (HFT:0). 
Our ADT132 is a Din Rail Mounted Process Input Dual Output Trip Amplifier which is suitable for SIL1, SIL2 & SIL3 rated safety loop applications (IEC61508-2).