— 10-12 —
10.4.2. Pulse Train Resolution
l
Set the resolution of the pulse train with the CR parameter (via RS 232C).
l
In the case of øA/øB input, the pulse train resolution is multiplied by the PC parameter value,
then by the CR parameter value.
l
Refer to Table 10-3, 4 and 5 for the concrete data of resolution.
Figure 10-6: Pulse train resolution setting
PC parameter
PC2: × 1
PC3: × 2
PC4: × 4
PLSP & MNSP input
Pulse & direction input
CR parameter
CR × 1
CR × 2
CR × 5
øA/øB input
Table 10-6: Pulse train resolution
CR Parameter
Resolver resolution
PLS&MNS format,
pulse & direction format
øA/øB format
×1
1µm/pulse
×2
2µm/pulse
12-bit or 12-bit/10-bit automatic
resolution switching
1µm/pulse
×4
4µm/pulse
×1
4µm/pulse
×2
8µm/pulse
CR × 1
(Shipping set)
10bit
4µm/pulse
×4
16µm/pulse
×1
2µm/pulse
×2
2µm/pulse
12-bit or 12-bit/10-bit automatic
resolution switching
2µm/pulse
×4
4µm/pulse
×1
8µm/pulse
×2
16µm/pulse
CR × 2
10bit
8µm/pulse
×4
32µm/pulse
×1
5µm/pulse
×2
10µm/pulse
12-bit or 12-bit/10-bit automatic
resolution switching
5µm/pulse
×4
10µm/pulse
×1
20µm/pulse
×2
40µm/pulse
CR × 5
10bit
20µm/pulse
×4
80µm/pulse
Note:
à
In the øA/øB format, one cycle of either øA or øB is defined as “one pulse”.
Figure 10-7
øA
øB
1 pulse
à
The resolver resolution is set by the RR parameter (via RS-232C).
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