YOKOGAWA UTAdvanced Series, User Manual

Page: 496 / 866

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IM 05P07A01-01EN
Functions and
Applications of I Relays (for UT35A/UT32A/UP35A)
9
9.4 Reading via Communication

When reading the alarm status
Read I relay numbers 4321 to 4336 for alarm-1 to alarm-4 status.
I relay No. Symbol Event
4321 to 4336 ALM1_L1~ALM4_L1 Alarm-1 to alarm-4 status (Same as D2011) *
•
•
•
•
•
•
4545 to 4576
*: The contents of alarm-1 to alarm-4 status (I relay numbers 4321 to 4336: ALM1_L1 to
ALM4_L1) are the same as the bit configuration of D register number D2011 (alarm-1
to alarm-4 status). Refer to the bit configuration of D2011 described in “Chapter 9
Functions and Applications of D Registers (for UT35A/UT32A/UT32A-D/UP35A/
UP32A).”
The following shows the bit configuration of D2011 described in “Chapter 8 Functions
and Applications of D Registers (for UT35A/UT32A/UT32A-D/UP35A/UP32A).”

Bit Configuration of D2011: ALM_L1 (Alarm-1 to alarm-4 status)
Bit Symbol Event
0 ALM1_L1 ‘1’ when alarm 1 is ON; ‘0’ when OFF
1 ALM2_L1 ‘1’ when alarm 2 is ON; ‘0’ when OFF
2 ALM3_L1 ‘1’ when alarm 3 is ON; ‘0’ when OFF
3
4
ALM4_L1 ‘1’ when alarm 4 is ON; ‘0’ when OFF
5 to 15
Note
When specifying an I relay number for communication, begin the number with the character “I.”
Example: Set “I4321” to specify the ALM1_L1 (I relay No.: 4321).