'A' Series Trip Amplifiers Function Option General Notes Suffix (click)             B L X V X X X K DI M Thermocouple ATA111 Types: B,E,J,K,N,T,R,S. ATA112 ATA113 ATA118 Millivolt ATA115 From 0-5mV to 0-400mV ATA116 ATA117 ATA119 RTD ATA121 2,3 or 4 wire connection ATA122 ATA123 ATA128 RTD(Differential) ATA125 Both inputs 2 wire ATA126 Both inputs 2 wire Process Input ATA131 Current 400mV drop, volts> 400mV ATA132 ATA133 ATA138 Pump Control ATA135   Valve Positioner ATA134 Current 400mV drop, 100 ohm plus pot Process (Diff) ATA139 Current 400mV drop, volts> 400mV Slidewire ATA141 Conventional or conductive plastic Slidewire ATA142 2,3 or 4 wire connection ATA143 ATA148 Slidewire (Diff) ATA145 Both inputs 2 wire ATA146 AC Current ATA151 Internal VT/CT fitted for power measurement AC Voltage ATA152 AC Frequency ATA181 Any regular waveform ATA182 Strain Gauge ATA171 From 0-5mV to 0-400mV Exc 5 to 10V ATA172 Function Option General Notes Key to Table Not available Standard Features Standard AMELEC product     Fully insulated - Input(s)/ Contacts/ Supply/ Earth Non-chargeable option Chargeable option Reduces relay to SPCO