Specifications (Main unit)

Model

WR3320A

WR3320A

-2H

-4H

-6H

-8H

-1DH

-2DH

-3DH

-4DH

No. of Cannel

2

4

6

8

1

2

3

4

Pen motor

GS3310

GW3310

Amplitude

±20mm

±40mm

Recording method

Heat-sensitive paper (Black) and thermal pen

Circuit form

DC Servo

Accuracy

Within ±0.5% of full scale (including non-linearity and dead-band)

Frequency response
(1Hz reference)

10mmP-P : 0 to 140Hz (+5·-10%)
20mmP-P : 0 to 100Hz (+5·-10%)
40mmP-P : 0 to 60Hz (+5·-10%)

20mmP-P : 0 to 60Hz (+5·-10%)
40mmP-P : 0 to 45Hz (+5·-10%)
80mmP-P : 0 to 30Hz (+5·-10%)

Reference voltage

1V (Accuracy ±0.2%)

Paper feed speed

5, 10, 25, 50, 100, 250 and 500mm/sec or mm/min
0.5, 1, 2.5, 5, 10, 25 and 50mm/sec or mm/min

External synchronization feed (50mm/sec max)
*Switching of pulse input or voltage input control

Pulse input control : ±0.2% ±0.5mm
Voltage input control : ±2.0% ±0.5mm

Time marker

One mark every 1 or 10s or 1 or 10min (Accuracy: ±0.1%), and remote control
by external contact closure or TTL signal (Time marker mode or Event marker mode)

Event marker

Push-button operation, or external control (contact closure or TTL signal)

-

Remote paper feed

Remote paper feed External contact closure or TTL signal

Remote paper harter

Remote paper feed External contact closure or TTL signal

Paper rewind

50mm/sec (Roll paper only)

-

Annotation printing
(optional: A-380)

Internal printing : Date, time (elapsed or real), and chart speed
External printing : Alphanumeric, symbols by ASCII codes input from external devices

Power requirement

AC 100·117·220·240V ±10%, 50/60Hz

-

Power consumption *
H: 10mm p-p 140Hz
DH: 20mm p-p 60Hz
Paper feed speed:
500mm/sec

250VA

340VA

450VA

560VA

155VA

190VA

240VA

300VA

Dimensions (mm)
(Tolerance:±3mm)

W : 430 x H : 187 common

199 (D)

289 (D)

379 (D)

450 (D)

199 (D)

289 (D)

379 (D)

450 (D)

Weight (approx.) *

13kg

17kg

25kg

26kg

12kg

15kg

22kg

22kg

Operating environment

0 to 45℃, 30 to 85% RH

Specifications (Pre-amplifier)

Model

AH3301A

AH3302A

Maximum sensitivity

1mV/cm

0.5mV/cm

Masurement range
(Switching accuracy)

1, 2, 5, 10, 20, 50, 100, 200, 500mV/cm
1, 2, 5, 10, 20, 50, 100, 200, 500V/cm

0.5, 1, 2.5, 5, 10, 25, 50, 100, 250mV/cm
0.5, 1, 2.5, 5, 10, 25, 50, 100, 250V/cm

±1% (with respect to 500mV/cm range)

±1% (with respect to 250mV/cm range)

Input resistance

1MΩ (fixed)

Maximum input voltage

DC 500V (including common mode voltage)

Sensitivity adjustment

Settable anywhere within full measurement range

Calibration voltage

Measurement range x 2 (20mm)

Measurement range x 4 (40mm)

Zero position

Settable anywhere within full scale

CMRR

AC : 120dB

Input filter

Built-in (50Hz/60Hz/OFF, switchable)

Compatible Pen motor

GS3310

GW3310