Renishaw RGH24 User Manual

9
Output specifications
Digital output signals - type RGH24D, X, Z, W, Y, H, I and O
Form - Square wave differential line driver to EIA RS422A
Incremental
=
2 channels A and B in quadrature (90° phase shifted)
Reference
=
Synchronised pulse Z, duration equal to the resolution.
Repeatability of position (uni-directional) maintained
within ±10 °C from installation temperature and for
speed <250 mm/s.
Actuation device: A-9541-0037 or A-9531-0250
Signal period P
Resolution S
A
B
Z
Limit Asynchronous pulse
Alarm
3-state alarm
Incremental channels forced open circuit for >20 ms when signal too low for reliable operation.
For RGH24W, Y, H, I and O only, incremental channels forced open circuit for >10 ms when signal
too low or speed too high for reliable operation.
=
Inverse signals not shown for clarity
Analogue output signals type RGH24B (1Vpp)
20 μm
90°
108°-18°
0°
Incremental 2 channels V
1
and V
2
differential sinusoids in quadrature (90° phase shifted)
Differential pulse V
0
- 18° to 108°.
Duration 126° (electrical).
Repeatability of position (uni-directional) maintained
within ±10 °C from installation temperature and for
speed
<
250 mm/s.
Actuation device: A-9531-0037 or A-9531-0250
0.6 to 1.2 Vpp with
green LED indication
and 120R termination.
Reference
(V
1
+) - (V
1
-)
(V
2
+) - (V
2
-)
0.8 to 1.2 Vpp
(V
0
+) - (V
0
-)
Length of actuating
magnet
Q
Repeatability <0.1 mm typical
NOTE: RGH24 readheads are available with reference mark
or limit switch detection. Select output at order.
Actuation device: A-9541-0040 or A-9531-0251
RGH24 RGS20 installation guide
RGH24D
RGH24X
RGH24Z
RGH24W
RGH24Y
RGH24H
RGH24I
RGH24O
20
4
2
0.8
0.4
0.2
0.08
0.04
5
1
0.5
0.2
0.1
0.05
0.02
0.01
Model
P (µm)
S (µm)
NOTE: Limit output not available for readheads with option 60, 61 and 62.

Renishaw RGH24 Specifications

General

Brand	Renishaw
Model	RGH24
Category	Media Converter
Language	English