Omega RD2800 Series User Manual page 68

11. OTHER PROGRAMMING
3
Programming Mode
1) Absolute value alarms (
  
Level Alarm
Channel
(Note) Program the alarm value within the scale range.
2) Rage-of-change alarm (
  
Channel
Level
(Note 1) Program the alarm value with the change width (without sign) per unit time.
(Note 2) Unit time = measuring interval (about 0.1 sec.) x measuring count
Program this measuring count (1 to 20).
，，，
3) Differential alarm (
  
Channel
Level
(Note 1) Program an alarm value with a difference (without sign) between measured values of channels.
(Note 2) Program another channel to be compared.
* In the standard specifications, the relay No. is fixed to "0" and the cursor does not appear. Program the relay
No. for the alarm output (option) only. See Section 12.2.
，，，
)

Relay No.* Alarm value (Note)
type
Max. 5 digits by left-justify
Unused digits are filled with spaces.
，
)

Alarm
Relay No.* Alarm value (Note 1)
type
Max. 5 digits by left-justify
Unused digits are filled with
)

Alarm
Relay No.* Alarm value (Note 1)
type
Max. 5 digits by left-justify
Unused digits are filled with spaces.
－６４－
11.5 Alarm

Measuring count (Note 2) (1 to 20)
spaces.

Channel to be compared (Note 2)