Spectronic 20+ Series User Manual

Section 4 -Accessories
Table 4-1 Accessories available for SPECTRONIC'" 20 and 20+ series of spectrophotometers
Accessorv Catalol! Number Descrintion
See Table 4-2 on page 4-2.
Cell Holders and Sample
Compartment Adapters
SPECTRONIC«I Standards
333150
Quick, reliable way to test and evaluate instrument
performance: O%T, wavelength accuracy, stray radiant
energy, photometric accuracy; requires Cuvette Holder,
Cat. No. 333176, and Adapter, Cat. No. 333178 (included
with instrument)
Accessory Filter Kit
333129
Use for lowering stray light to ~O.5%T and for validating \
wavelength accuracy; includes four stray radiant energy I
2nd order filters and one didymium filter
335488
Accessory Printer
RS-232-C Serial Interface Cable
333177
Connects SPECTRONIC~ 200 to Accessory Printer or
computer
Vernier Software
333192-02
For using the SPECTRONIC~ 20D or 20D+ with an
IBM-compatible computer; includes standard curve,
wavelength scan and kinetics programs; see Table 2-1 on
page 2-1 for required cable
RS-232C Cable
333132
Cable Kit to connect SPECTRONIC 200 or 200+ to an
IBM-compatible computer, or SPECTRONIC 200+ to
335488 40-column printer
SPECTRONI~ 20+ Series
Service Manual
333182-10020
Includes optical diagrams. circuit diagrams. diagnostics,
troubleshooting, schematics and assemblies
SPECTRONIC»> 20 Series
Service Manual
333175-10020
For SPECTRONIC(!) 20 and 20D models; includes optical
diagrams, circuit diagrams, diagnostics, troubleshooting,
schematics and assemblies
Educational Manual
332909-10030
Booklet of lab experiments and basic spectrophotometry
information
4-1

Spectronic 20+ Series Specifications

General

Spectral Bandwidth	20 nm
Light Source	Tungsten lamp
Detector	Silicon photodiode
Wavelength Accuracy	±2 nm
Display	Digital display (Spectronic 20+)
Power Requirements	50/60 Hz
Sample Holder	Accommodates standard 10 mm square cuvettes