Climate chamber CT300EC75

thermostatichumiditytemperature

Short description
Precise environmental simulation for reproducible temperature and humidity tests. The TESTA CT / TESTA TT series extends Memmert's portfolio with chambers designed for controlled climatic testing in research, QA and production environments.

Range of functions
Adjustable parameters: temperature; relative humidity
Device functions: climate control regulation; real-time display of process variables; programmable sequences; alarm settings and logging
Control unit: touch-screen controller
Interfaces: Ethernet LAN

Temperature
Setting range: -75 to +180 °C
Cooling system: water-cooled condensers (standard on -75 °C models; optional on upgraded cooling-rate models)
Control system: stainless-steel electric heaters located in the air-treatment tunnel
Temperature stability (temporal fluctuations): ±0.1 to ±0.3 K
Setting/display resolution: 0.1 °C

Humidity
Setting range: 10 to 98 % r.h.
Humidification: thermostatic bath with dew point control
Drying: thermostatic bath with dew point control plus additional dry coil
Humidity accuracy: 0.1 % r.h.

Safety
Temperature monitoring: safety thermostat with high/low temperature limits and automatic shutdown of thermal systems
Sensors: 1 Pt100 DIN class A; 1 Pt100 DIN class A (movable for flexible placement); capacitive humidity sensor (EC)
Alarms: automatic stop on water failure with controller indication; high/low humidity alarms; high/low temperature alarms

Standard equipment
Standard options: entry port Ø 80 mm (left); water-cooled condenser (standard on -75 and -40 models); mechanical door lock
Door: lockable door, double silicone door gaskets, heated anti-condensation door frames
Accessories: water conductivity measuring device; documentation package
Internals: 2 perforated stainless-steel shelves (max. 10 positions)

Stainless steel interior
Internal dimensions (W x H x D): 634 x 715 x 600 mm (depth less 35 mm for fan)
Volume: 272 L
Max. number of internals: 10
Maximum chamber load: 120 kg
Maximum load per shelf: 25 kg

Textured stainless steel casing
External dimensions (W x H x D): 1009 x 1840 x 1340 mm (depth +56 mm including door handle)
Installation: on lockable castors, height-adjustable

Electrical data
Electrical supply: 400 V, 3 ph. w/o N 16A, 50 Hz / approx. 11 W

Ambient conditions
Clearances: 1000 mm (rear); 500 mm (sides)

Packing / shipping data
Country of origin: Portugal
Transport: units must be transported upright
Customs tariff number: 8419 8998
Packed dimensions (approx. W x H x D): 1110 x 2090 x 1520 mm
Net weight (approx.): 540 kg
Gross weight (approx.): 665 kg

Certifications
Standard units are safety-approved and bear the CE marking

Technical specifications

• Model: CT300EC75
• Brand: Memmert
• Temperature range: -75 to +180 °C
• Temperature resolution / stability: 0.1 °C; fluctuations ±0.1 to ±0.3 K
• Humidity range: 10 to 98 % r.h.; accuracy 0.1 % r.h.
• Control unit: touch-screen controller
• Interfaces: Ethernet LAN
• Interior volume: 272 L
• Interior dimensions (W x H x D): 634 x 715 x 600 mm
• External dimensions (W x H x D): 1009 x 1840 x 1340 mm
• Max. loading chamber / per shelf: 120 kg / 25 kg
• Standard internals: 2 perforated stainless-steel shelves (max. 10 positions)
• Electrical: 400 V, 3 ph., 16 A, 50 Hz
• Country of origin: Portugal
• Packing dimensions (approx.): 1110 x 2090 x 1520 mm
• Net weight / Gross weight: approx. 540 kg / approx. 665 kg