Greenbank alternative encoders available
for most current and obsolete units.

Worldwide installers to distributors of Drives*,
Encoders and Tachogenerators
from various manufacturers
*see info in Motors section

Sole UK Distributors of Italsensor Encoders
Official stockists/distributors of Baumer Hubner, IVO and Thalheim products
Stockists of Radio Energie/Precilec/Zodiac Aerospace Tacho Generators

Italsensor TTMW25 - Hollow Shaft Magnetic Encoder

TTMW250 – TTMW251 – TTMW252

Magnetic incremental encoder – Hollow shaft

Magnetic incremental encoder for general industrial applications
housing with integrated magnetic shield to ensure the best EM immunity

Body diameter (mm): 25
Diameter shaft hollow (mm): 6 (depth 14)
Resolution (PPR) max 2048
Interface LD, LD2, PP2


Dimensions:     see drawings
Shaft hollow:     stainless steel AISI 303
Shaft loading:     axial 10N; radial 20N
Shaft Rotation Speed:     6000 RPM continuous
Starting torque a 25° C:     0,025 Nm; *(1)
Moment of inertia:     40g cm²
Bearings life:     5 x 10^9  revolutions (minimum)
Weight:     ~ 80g


Output frequency:     up to 200 kHz
Sinchronous index output:    on channel A, A&B
Supply current without load:     60 mA max
Protection:     short circuit protection (only output LD2 and PP2) against inversion of polarity (except 5Vcc)


Flange:     aluminium S11
Housing:     Ferro nicheside


Operating temperature range:     -10°C ÷ +85°C (see power supply section)
Storage temperature range:     -30°C ÷ +85°C
Relative humidity:     98% RH without condensing
Vibrations:     10 g (from 10 up to 2.000 Hz)
Schock:     20 g (for 11 ms)

Contact Us


Greenbank Machinery & Plant LTD
16 Edna Street
SK14 1LD