TypeOutputsignalInput frequency f[kHz]
Power supply5V ± 5 % [mA] WMK-311.1 1 Vpp10200 n[rpm] = f [Hz] x 60 / N (grating pitches/revolution)
max WMK-311.2 1 Vpp80260 • Output frequency fa (frequency limit for the subsequent electronics) WMK-311: fa = f x D [kHz]WMK-312: fa = f x I [kHz] WMK-311.SO 1 Vpp100 200
1) WMK-312.0 TTL / 30 µm 20260
1) WMK-312.1 TTL / 15 µm
N ... grating pitches (3 mm, at the circumference of the measuring flange)/revolution D ... analog dividing factor (D = 1 / 4 / 8 / 10 / 25 / 32) I ... digital interpolation factor (I = 25 / 50 / 250 / 1000) WMK-312.4 TTL / 3 µm10 WMK-312.5 TTL / 0.75 µm2.5
1) higher input frequencies by request. Assembly drawing: Ordering code WMK-310: Maximuminput frequency 1 ... 10 kHz2 ... 80 kHz S ... 100 kHz *

* *

Connector / version

WMK-311.-- -

0 ... none1 ... 12-pin DIN connector 3 ... 9-pin Sub-D plug 4 ... 12-pin CONNEI plug (male) 5 ... 15-pin Sub-D plug 6 ... 12-pin CONNEI coupling (male) 9 ... special connector or special pin-out(requires special no. Sxx) 1 ... 1 m (preferred length)3 ... 3 m (preferred length)9 ... 9 mX ... special length (may require a special no. Sxx) Analog dividing factor (D) Grating pitches/revolution (N)Cable lengths 0 ... 1-fold*1 ... 8-fold 2 ... 10-fold 3 ... 25-fold 4 ... 32-fold 5 ... 4-fold
*(only possible for a dividing factor D=1) *Basic period 3000 µm arc length Connector / version

WMK-312.-- -

0 ... none1 ... 12-pin DIN connector 3 ... 9-pin Sub-D plug 4 ... 12-pin CONNEI plug (male) 5 ... 15-pin Sub-D plug 6 ... 12-pin CONNEI coupling (male) 9 ... special connector or special pin-out(requires special no. Sxx) Interpolation factor (I) Before 4xedge evaluation0 ... 25 (30m*) 1 ... 50 (15m*) 4 ... 250 (3m*) 5 ... 1000 (0.75m*)Basic period 3000 µm arc length
µµµµ Cable lengths 1 ... 1 m (preferred length)3 ... 3 m (preferred length)9 ... 9 mX ... special length (may require a special no. Sxx)
* ... Resolution after 4xedge evaluation in the subsequent electronics (in arc lengths) Grating pitches/revolution (N) • Maximum speed:

*

The - option is designated - EX2

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