TIME 3220-3221

Surface roughness tester with large range of parameters, high-res industrial touch screen and digital and analogue filtering methods (2RC, GAUSS)


•    Large range of parameters and graphical measuring system.
•    High resolution industrial touch screen
•    Digital and analogue filtering methods (2RC, GAUSS)
•    Complies to ISO, ASTM, JIS standards
•    Can be connected to TIME® TA230 printer, prints all parameters and graphs
•    Built-in standard RS232 interface and USB interface
•    Automatic switch off
•    Integrated design, simple to use

Technical specs


Ra, Rp, Rv, Rt, Rz, Rq, Rsk, Rku, Rc, RPc, RSm, Rmr(c), tp, Rmr, Rpm, Rz1max, RzJIS, Rmax, Htp, Rδc, RΔq, RΔa, Pa, Pp, Pv, Pt, Pz, Pq, Psk, Pku, Pc, PSm, Pmr(c), Pmr, Pz1max, PzJIS, Pδc, PΔq, Rk, Rpk, Rvk, Mr1, Mr2, A1, A2

Pickup stylus

Inductive dynamic type

Measurement Range


Stylus tip Radius


Stylus tip Material


Measuring force

4mN/0.75 mN

Stylus tip Angle


Radius of Skid curvature45mm
Maximum drive range19mm/0.748inch

Traversing speed

Cut off length = 0.08 mm Vt=0.25 mm/s,
Cut off length = 0.25 mm Vt=0.25mm/s,
Cut off length = 0.8 mm Vt=0.5 mm/s,
Cut off length=2.5mm Vt=1mm/s,
Returning V=1mm/s


Tolerance ≤5%

Cut-Off Length

0.08mm, 0.25mm, 0.8mm, 2.5mm selectable
Evaluation Length

(1~5 )L selectable

Measuring rang and resolution

Measuring Range     Resolution
Automatic     0.001μm, 0.008μm
±50μm     0.001μm
±200μm     0.008μm

PowerBuilt-in Lion battery
Power adapterInput: 100 V, 240VAC, 50/60Hz, Output: 9V, 3A

Working environment

Temperature: 0C~40C, Humidity: < 90% RH

Storage and transport environment

Temperature: -4C ~ 60C, Humidity: < 90% RH


155.4mm × 75mm × 56mm


Approximately 760gr

Order details

TIME® 3220     Surface roughness tester
TIME® 3221     Surface roughness tester

Standard delivery

•    Instrument
•    Pickup
•    Pickup cover (3220)
•    High quality glass roughness standard
•    Charger
•    Communication cable (RS232)
•    INNOVATEST© certificate
•    Manual