Eaton ELC-PB, Programming Manual

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2. Prog rammi ng Con cep ts
M N050 03003E F or m ore info rm ati on vi sit: www.eaton.co m 2-85
1. When X10 is ON, set M1015=ON to start high-speed timer and record in D1015.
2. When X10=OFF, set M1015=OFF to close high-speed timer.
X10
M1015
Function Group M1016~M1017, M1076, D1313~D1319
Number Perpetual Calendar Clock
Contents:
1. Clock/Calendar relays and registers.
Name Function
M1016 Year Display
OFF: show the 2 right most bits
ON: show the (2 right most bits + 2000)
M1017
Make
±
30
seconds
adjustment to
clock
When OFF
→
ON, adjust is triggered
Clock = 0~29 seconds, second will be reset to 0 and minute
will not change.
Clock = 30~59 seconds, reset second to 0 and add 1 to
minute.
M1076
Clock / Calendar
malfunction ON when setting exceeds range or battery has run down.
Clock will reset to Jan. 1, 2000. 00:00
D1313 Second 0~59
D1314 Minute 0~59
D1315 Hour 0~23
D1316 Day 1~31
D1317 Month 1~12
D1318 Week 1~7
D1319 Year 0~99(2 right-most bit)
2. If the set value for the RTC is invalid: RTC will display the time as Second
→
0, Minute
→
0,
Hour
→
0, Day
→
1, Month
→
1, Week
→
6, Year
→
0.
3. ELCM-PH/PA controllers, memory of the RTC is latched. The RTC will continue to time when
power is down. For higher accuracy of RTC, please verify RTC time when power resumes.
4. Adjust method of the perpetual clock:
a)
You can use a specific command, TWR, to adjust for ELC-PC/PA/PH/PV, ELCM-PH/PA
controller’s built-in real time clock. Refer to the TWR command for detail.
b) Using peripherial ELCSoft to set.
Function Group π
(PI)
Number D1018~D1019
Contents:
1. D1018 and D1019 are combined as 32-bit data register containing floating point value of PI.
2. Floating point value = H 40490FDB