• H7E-C is a 8-digit total counter
• H7E-C can switch between 30Hz and 1KHz signal via DIP switch
• H7E-T is a 7-digit time counter
• H7E-T can switch between 2 models via DIP switch
• H7E-TA: 999999.9h/3999d23.9h H7E-TB: 999h59m59s/9999h59.9m
• H7E-C, H7E-T with key-protect switch to prevent faulty reset key operation
• H7E-RA is a 4-digit tachometer, revolution up to 1000(rps/rpm)
• H7E-RB is a 5-digit tachometer, revolution up to 1000.0(rps/rpm)/10000rpm(switch by DIP switch)
• H7E-R is backlight option (requires AC/DC 24V power supply)
• H7E-R is 60mm short body design