Chamber volume (L / cu ft)

125 / 4.4

253 / 8.9

420 / 14.8

Controller

Programmable, Touch screen type controller (5.7” color monitor)

Temperature range (℃ / ℉)

-70 to 180 / -94 to 356

Temperature fluctuation¹⁾ at 25℃ (±℃ / ℉)

0.2 / 0.36

0.2 / 0.36

0.2 / 0.36

Temperature variation ²⁾ (±℃ / ℉)

at -70℃

0.3 / 0.54

0.3 / 0.54

0.3 / 0.54

at -50℃

0.4 / 0.72

0.5 / 0.90

0.4 / 0.72

at -25℃

0.5 / 0.9

0.4 / 0.72

0.4 / 0.72

at -10℃

0.5 / 0.9

0.4 / 0.72

0.5 / 0.9

at 25℃

0.5 / 0.9

0.4 / 0.72

0.4 / 0.72

at 70℃

0.4 / 0.72

0.7 / 1.26

0.6 / 1.08

at 100℃

1.2 / 2.16

1.0 / 1.80

1.0 / 1.80

at 150℃

1.1 / 1.98

1.1 / 1.98

1.0 / 1.80

at 180℃

1.2 / 2.16

1.2 / 2.16

1.1 / 1.98

Heating time ²⁾  (min.)  from 25 to 180℃

60

60

60

Cooling time ²⁾  (min.)  from 25℃ to -70℃

100

100

100

Recovery time ²⁾ after doorwas opened(min.)

at -70℃

10

10

10

at -50℃

10

10

9

at -25℃

8

7

7

at -10℃

7

5

6

at 25℃

-

-

-

at 70℃

5

6

6

at 100℃

8

7

9

at 150℃

9

8

10

at 180℃

9

8

10

Program control

Temperature range (℃ / ℉)

-50 to 120 / -58 to 248

Heating rate(℃ / ℉ per min.)from -50℃ to 120℃

3.0 / 5.4

3.0 / 5.4

3.0 / 5.4

Cooling rate(℃ / ℉ per min.)from 120℃ to -50℃

1.7 / 3.06

1.7 / 3.06

1.7 / 3.06

No. of wire shelves(standard / max.)

2 / 13

2 / 18

2 / 23

Distance of between shelves(mm / inch)

30 / 1.2

Max. load per shelf (kg / lbs)

15 / 33.1

20 / 44.1

30 / 66.1

Permitted total load (kg / lbs)

50 / 110.2

70 / 154.3

90 / 198.4

Dimension(W×D×H)

Interior (mm / inch)

500×500×500/ 19.7×19.7×19.7

600×650×650/ 23.6×25.6×25.6

750×700×800/ 29.5×27.6×31.5

Exterior (mm / inch)

1114×1360×1208/ 43.9×53.6×47.6

1240×1525×1308/ 48.8×60.0×51.5

1424×1600×1509/ 56.1×62.9×59.4

Net weight (kg / lbs)

170 / 374.8

260 / 573.2

320 / 705.5

Interface port

Basically RS-232C [RS-485(maximum 32 units control)-optional]