55
Specifications
Electrical Requirements
120 VAC (90-140 VAC), 60 Hz, 10A @ 120 VAC; 220/240 VAC (202-250 VAC), 50 Hz, 5A @ 240VAC: Detachable
Power Cord with U.L., CSA & CE approvals; Variance in line voltage can affect microwave power output.
Safety Features
Three independent safety interlocks, including interlock monitoring system, plus two independent thermal switches used in
each instrument to prevent instrument operation and microwave emissions in case of improper attenuator closure or
misalignment. Instrument complies with HHS standards under 21 CFR, Part 1030.10, Subparts (C)(1), (C)(2), and (C)(3).
Magnetron Frequency
2455 MHz
Power Output 300 watts ±10%
Magnetron Protection
Wave Guide Design (Patent Pending) to protect magnetron from reflected energy, ensuring constant power output.
Microwave Cavity
Heavy-duty, multi-layer stainless steel
Dimensions (Overall)
(Discover SP System) 14.2” W x 16.9” D x 11.2” H (36.1 cm x 42.9 cm x 28.4 cm)
Weight
(Discover SP System) 38 lbs. (17.3 kg) (Shipping Wt. 60 lbs. or 27 kg)
Computer Compatibility
80C188 on-board computer controls all system functions. System can perform all functions with or without connection to
external PC. RS 232, 9-Pin, IBM PC compatible.
Internal Diagnostic Software
BITS System (Built-In Test System) Checks/monitors line voltage, magnetron life, temperature control, status/operation,
safety interlocks.
Pressure Control System
Inboard pressure control system to monitor and control System equilibrium/reaction pressure. Pressure sensed 200 times
per minute. Internal pressure control system able to monitor pressures up to 508 psi (35 bar) and control vessel pressures
up to 400 psi (21 bar).
Temperature Control System
Non-contact sensor for temperature measurement of vessel contents. Temperature sensor independent of vessel volume.
Temperature measurement range from -80
C to 220 C.
Stirring
In situ electromagnetic variable speed.
Service Accessibility
One panel access to system main circuitry for convenient service and upgrading capability.
Fuses
10 AMP Fuse (F10A - 250V, 1-1/4” Type, Littlefuse #312010, CEM #BR188270)
5 AMP Fuse (F5A-250V, 1-1/4” Type, Littlefuse #312005, CEM #BR188280)
Autosampler (F2A-250V Littlefuse #217002.V, CEM #BR880006)
Patents
CEM Microwave Systems may be covered by any one of the following U.S. patents:
04835354, 04080168, 05369034, 04672996, RE034373, 05230865, 04877624, 04672996,
05206479, 05427741. Other patents pending.
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