A Series-72mm*72mm
CA-40 ~ CA-60: Totalizing Counter
CA-21P/CA-41P/CA-51P/CA-61P: 1 Preset DIP Setting Counter
CA-42PA ~ CA-62PA: 2 Preset Counter
CA-42PB: 2 Preset & Per-warn Counter
CA-641P: Total + 1 Preset Counter
CA-642PB: Total + 2 Preset Pre-Warn Counter
CA-41K: 4 Digit 1 Preset Keyboard Type Counter
CA-61K/62KA(B): 6 Digit Keyboard Setting Counter

D Series - 48mm*48mm Keyboard setup counter
CD-41K: 4 Digit 1 Preset
CD-42K: 4 Digit 2 Preset
CD-61K: 6 Digit 1 Preset
CD-62K: 6 Digit 2 Preset

H Series - 48mm*24mm
CH-7A/7N/7P: Totalizing Counter (Manual Reset) with long-lasting service life

U Series - 96mm*48mm
CU-40/60 Totalizing Counter (4 digit ~ 6 digit)
CU-41P/-61P: 1 DIP Preset Counter (4 ~ 6 Digits)
CU-42PA: 2 Preset Counter
CU-42PB/62PB: 2 Preset Pre-warning Counter
CU-40K~CU60K: Totalizing Keyboard Counter (4digit~6 digit)
CU-61K/62K: Keyboard Setting Counter

conchltd (at) ms24.hinet.net