GRAPHTEC WR3320A, Руководство пользователя

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1.7 Pen Motor and Marker
If this switch is set to either −20dB,
or −40 dB, then the noise component
will be reduced to 1/10 or 1/100,
respectively.
The filter is built into the AH3301A
preamplifiers.
Fig. 1-9 amd Fig. 1-10 show standard
characteristics for the WR3320A
Linearcorder.
（1）HEAT Switch
When this switch is turned off, power
to the thermal pen is turned off.
Simultaneously, the servo amplifier
input falls to ground, severing its con-
Fig. 1-9
Filter: OFF
Filter: -20 dB
Filter: -40 dB
Filter: OFF
Filter: -20 dB
Filter: -40 dB
OFF
-20 dB
-40 dB
OFF -20 dB
-40 dB
0.1 0.2 0.5 0.7 1 2 3 4 5 7 10 20 30 40 50 70 100 120 150 （Hz）
Pen motor: GW 3310
Preamplifier: AH 3302 A
RANGE 1V ／㎝
Pen motor: GS 3310
Preamplifier : AH 3301 A
RANGE . 2V/ ㎝
40
10
9
20
8
7
6
5
4
3
2
1
振
幅
（㎜）
WR3320A Frequency characteristics
0.1 1 10 100 120 （Hz）
1
10
20
40
80
100 ㎜
WR3320A Frequency characteristics
-10-