Yokogawa DR240 - Manual (Page 255)

14-10 IM DR232-01E
Main Unit Installation
Desk-top type: DR232
Panel-mount type: DR242
Regardless of which installation method you use, be sure to install the units in an upright
position.
Sub-Unit Installation
Floor mounting :Use the feet at the bottom of each unit.
Direct panel mounting :Screw the unit directly to the panel at the specified points.
DIN rail mounting :Use the dedicated mounting brackets.
Rack mounting :Use the dedicated mounting brackets.
Regardless of which installation method you use, be sure to install the units in an upright
position.
Materials
Steel plate, aluminium plate, plastic moldings
Color
Main unit
Display: Slate Gray light (equivalent to Munsell 0.1 PB 4.6/0.2)
DR232 main unit: Ice White (equivalent to Munsell 6.6 Y 7.9/0.5)
DR242 main unit: Lamp Black (equivalent to Munsell 0.8 Y 2.5/0.4)
Subunit
Slate Gray light (equivalent to Munsell 0.1 PB 4.6/0.2)
Lamp Black (equivalent to Munsell 0.8 Y 2.5/0.4)
External dimensions
DR232: approx. 438 (W)
× 291 (H) × 301 (D) mm
DR242: approx. 444 (W)
× 288 (H) × 308 (D) mm
Sub-unit DS400: approx. 336 (W) × 165 (H) × 100 (D) mm
Sub-unit D‚00: approx. 422 (W)
× 176(H) × 100 (D) mm
Weight
DR232: approx. 9kg*
DR242: approx. 12kg*
* with no modules installed
Sub-unit DS400: approx. 0.9kg* (with 4 input modules installed: approx. 2.5kg)
Sub-unit DS600: approx. 1.1kg* (with 6 input modules installed: approx. 3.5kg)
* with no modules installed
Clock
with calendar function
Clock accuracy
±100ppm. However, this does not include the delay (less than 1 second) caused when the power is
switched ON and OFF once.
Fail/Chart-end output
Contact output (at rear of main unit, one transfer contact)
Refer to 12.4 for functions/specifications.
Set value backup
Lithium battery backup (approx. 10 years, at ambient temperature of 23
°C)
Insulation resistance
At least 20M Ω between the power supply and ground, between each terminal and ground, and
between each input terminal (measured with 500 VDC)
Dielectric strength
Between power supply terminal and ground of DR232/242 main unit: 1500 VAC (50/60Hz) for
one minute , Between input terminal and ground of DR232/242 main unit: 1500 VAC (50/60Hz)
for one minute , Between output terminal and ground of DR232/242 main unit: 2300 VAC (50/
60Hz) for one minute
14.1 Specifications of DR232/DR242 and DS400/DS600