Digital Vebe Consistometer HVC-1 Application: Determination of consistency and workability of concrete. Vebe Consistometer comprises vibrating table, container, slump cone, graduated rod and plate. For 220 240 V AC, 50 Hz, 1 ph. Specifications: 1. Slump cone: 100±2mm;inner diameter at bottom: 100±2mm cone height: 300±2mm 2. Container inner diameter: 240±5mm inside height: 200±2mm 3. Vibrator frequency: 3000±200hit/min. 4. Amplitude of the vibrtion table: 0.5±0.10mm 5. Engine power: 250W 6. Timing range: 0.1-99.9sec