Thermo Scientific Thermo Scientific 3906, Operating Manual, Page: 79 / 104

Thermo Scientific Model 3900 Series | 12-3
Specifications |
Chapter 12
Models
Temperature Performance without
Humidity Control with lighting
application (at ambient temperature
22°C +/-3°C)
Unit 3906 3943
number of
light modules
2 2
Temperature stability, temporal mid
of work space similar to DIN12880
at 20°C to 37°C (68°F, 99°F)
°C ≤ ± 0.3 ≤ ± 0.3
Temperature uniformity between
25°C to 40°C (77°F to 104°F),
spatial similar to DIN12880 at
typical value / max. value
°C
12°C (54°F)
30°C (86°F)
50°C (122°F) ≤ ±1.5 / ± 1.7
≤
± 2.1 / 2.3
≤ 1.9 / 2.2
≤ ±2.3 / ± 2.5
≤
±2.3 / ± 2.5
≤ ± 2.0 / 2.3
Models
Temperature Performance with Humidity
Control (at ambient temperature 22°C
+/-3°C)
Unit 3906 3943
Temperature & humidity stability, temporal
mid of work space according to DIN12880
at 20 °C to 37 °C (68 °F, 99 °F)
°C /
% RH
≤
± 0.1
≤ ± 5
≤
± 0.1
≤ ± 5
Temperature uniformity between 25°C
to 37°C, spatial according to DIN12880
at typical value / max. value
°C
≤ ±0.3 /
± 0.4
≤ ±0.3 /
± 0.4
Calibrated Climate Conditions / Tem-
perature Conditions (measuring point is
chamber center)
°C (°F) /
% RH
40 (104) / 75
Models
Water performance data for humidity
system
Unit 3906 3943
Water supply Carboy or water system
Water specification min
Demineralized water
Resistance = 0.5 - 1 M
Ω
cm
Input water pressure gravity to 40 psi (2,76 bar)