Simpson Electric S661-1-1-1-1-0 Preset Rate Counter, 120VAC, Standard Input, One Relay Output, 12VDC Excitation $375.99 Select
Simpson Electric S660-1-1-1-1-0 Preset Totalizer/Counter, 120VAC, Standard Input, One Relay Output, 12VDC Excitation $395.99 Select
Simpson Electric S661-1-1-0-1-0 Preset Rate Counter, 120VAC, Standard Input, 12DCV Excitation $350.99 Select
Simpson Electric S660-1-1-2-1-0 Preset Totalizer/Counter, 120VAC, Standard Input, Two Relay Output, 12VDC Excitation $423.99 Select
Simpson Electric S664-1-1-0-1-0 Frequency Counter, 120VAC, Standard Input, 12VDC Excitation $297.99 Select