| Base Product Number | AKT421 |
| Category | Industrial Automation and Controls |
| Communications | - |
| Control Method | On/Off, Proportional (PID) |
| Display Characters - Height | 0.401" (10.20mm), 0.347" (8.80mm) |
| Display Type | LED - Dual Color Characters |
| Features | Heater Fault Detection |
| Ingress Protection | IP66 - Dust Tight, Water Resistant |
| Input Range | -200?C ~ 2315?C, 0 ~ 20mA, 0 ~ 10VDC |
| Mfr | Panasonic Industrial Automation Sales |
| Mounting Type | Panel Mount |
| Number of Characters Per Row | 4, 4 |
| Operating Temperature | 0?C ~ 50?C |
| Output Type | Relay (2), Voltage (External SSR) |
| Package | Box |
| Panel Cutout Dimensions | Square - 45.00mm x 45.00mm |
| Product Status | Obsolete |
| Series | KT4 |
| Termination Style | Screw Terminal |
| Type | Process, Temperature Controller (RTD, Type B, C, E, J, K, N, PLII, R, S, T) |
| Voltage - Supply | 24VAC/DC |
| Weight | 0.287 lb (130.18 g) |