ZEN-20C1DR-D-V2

Compact, CPU and expansion units8 Timers support 4 types of operation and 3 timing ranges available4 Holding timers hold data during power interruptions8 Counters can be switched between Incremental and decremental8 Weekly timers for day/time control8 Calendar timers for seasonal control10 I/O and 20 I/O CPUs expandable to 34 and 44 I/O16 Holding bits retain ON/OFF status in case of power failure, no need for extra circuitryZEN battery provides controller CPU with 10 years of memory protectionAccurate analog inputs ‚ ±1.5% FSFlexible mounting either horizontal or verticalModels with LCD display also feature real time clock/calendar and programming buttonsAdvanced high-value counting with 8-digit counter and 8-digit comparators, in addition to 16 standard countersOne 150-Hz high-speed counter available on models with DC power supplyTwin timer operation allows to set ON and OFF times separately, greatly simplifying intermittent operationPassword function ensures securityDisplay user set messages or analog converted values