35
Chapter 5: Options and Accessories
5.1 General
This chapter provides information on the models, options, and accesso-
ries available for the Model 121 current source.
5.2 Models
The list of Model 121 model numbers is provided in TABLE 5-1.
5.3 Accessories
Accessories are devices that perform a secondary duty as an aid or
refinement to the primary unit. Refer to the Lake Shore Temperature
Measurement and Control Catalog for details. A list of accessories avail-
able for the Model 121 is provided in TABLE 5-2.
Model
Description of Models
121
Model 121 current source
121N
Model 121 current source with no power supply
TABLE 5-1
Model description
Model
Description of Accessories
109-132*†
+5 V DC power supply, 100-240 V, 6 W power supply (universal
input, changeable input plugs)
G-106-735
2-pin terminal block
MAN-121*
Model 121 current source manual
CAL-121-CERT
Instrument recalibration with certificate
CAL-121-DATA
Instrument recalibration with certificate and data.
*Accessories included with a new Model 121
†Accessories not included with a new Model 121N
TABLE 5-2
Accessories
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