Yokogawa DA100 - Manual (Page 4)

IM DA100-01E-88 4/6
for IM DA100-01E 8th Edition
Page 2-21 “CAUTION”
············································································································
• The power monitor module is a product belonging to Installation (Over-voltage) Category CAT II (IEC61010-1,
CSA22.2 No.61010-1).
• The power monitor module is a product belonging to Measurement Category CAT II (IEC61010-1, CSA22.2
No.61010-1).
Page 2-26 “WARNING”
············································································································
• To prevent electric shock, do not touch the terminals after wiring.
• Furnish a switch (double-pole type) to separate the instrument from the main power supply in the power
supply line. In addition, make sure to indicate that the switch is a power control for the instrument on the
switch and the ON/OFF positions of the switch.
Switch Specifications
Steady-state current rating: 3 A or more, inrush current rating: 90 A or more
Use a switch complied with IEC60947-1, -3.
• Do not add a switch or fuse to the ground line.
Page 3-8 “Trouble Shooting”
Description Cause Action Reference
Page
The status indicator is
flashing in an interval
other than 1-second. An internal error occurred. Cut the power, wait for the instrument
to cool, then, turn the power back ON
again.
2-25
Page 3-10 “About Calibration”
For “Strain measurement” under “Connection,” the wiring diagram for the bridge box used
for the DU500-14 has been changed to the following:
Connect CH2 only
Switch the
bridge head
R2
R4 R1
R3
ON
1 2 3 4 5
1
2
3
4
5
6
7
8
OFF
SW
Bridge head
(701955 or 701956)
SW1
OFF
SW2
OFF
SW3
OFF
SW4
ON
SW5
OFF
Page 4-3 Standard Computation Functions
Measurement accuracy for scaling : Measurement accuracy for scaling (digits) = Measurement
accuracy (digits) x Scaling span (digits) / Measurement
span (digits) + 2 digits (numbers below the decimal point
are rounded up).