Programming IDEC SmartRelay
IDEC SmartRelay Manual 104
Resources available in IDEC SmartRelay
A circuit program in IDEC SmartRelay can occupy the follow-
ing maximum resources:
IDEC SmartRelay monitors memory utilization, and offers
only those functions from the lists for which it can actually
provide sufficient memory space.
Memory requirements
The table below shows an overview of the memory require-
ments for the basic and special function blocks:
Bytes Blocks REM
2000 130 60
Function Program
memory
Rem
memory
(1)
Basic functions
AND 12 -
AND with Edge Detection 12 -
NAND (not AND) 12 -
NAND with Edge Detection 12 -
OR 12 -
NOR (not OR) 12 -
XOR (exclusive OR) 8 -
NOT (Negation) 4 -
Special functions
Times
On-delay 8 3
Off-delay 12 3
On-/Off-delay 12 3
Retentive on-delay 12 3
Interval time-delay relay / Pulse output 8 3
Edge-triggered interval time-delay relay 16 4
Asynchronous pulse generator 12 3
Random generator 12 -
Stairwell Light Switch 12 3
Dual-function switch 16 3
Seven-day time switch 20 -
Twelve-month time switch 8 -
Courtesy of Steven Engineering, Inc. ● 230 Ryan Way, South San Francisco, CA 94080-6370 ● General Inquiries: (800) 670-4183 ● www.stevenengineering.com
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