Omron ZEN Communications Manual

2.3 Detailed Description of the Services
19
Note: There is only one 8-digit counter (F). Use address 0008 for the
PV and address 0009 for the counting speed.
• Comparator Data Formats
1. Comparison Operators for Analog Comparators
The comparison pattern and operator in the variable area can be
specified when reading.
2. Comparison Operators for Comparators
The comparison data and operation in the variable area can be
specified when reading.
Analog comparator constant A0 to A3 C7 0000 to 0300
Analog comparator operator C0 00
0E to 030E
Comparator operator P0 to Pf C0 00
0E to 0F0E
Comparator PV C8 00
00 to 0F00
8-digit comparator operator G0 to G3 C0 00
12 to 0312
8-digit comparator constant C9 00
00 to 0300
Read data
0 0 0 0 0 0
8
7 6 5 4 3 2 1 0
0 0 0 0
Comparison Operator
0: ≤ (Analog comparator bit turns ON when
Comparison data 1 ≤ Comparison data 2.)
1: ≥ (Analog comparator bit turns ON when
Comparison data 1 ≥ Comparison data 2.)
Comparison Pattern
0000 (H'0): Compare PV of I4 (Ia: analog input 1)
with PV of I5 (Ib: analog input 2)
0001 (H'1): Compare I4 (Ia: analog input 1) with SV (constant)
0001
(
H'1
)
: Com
p
are I5
(
Ib: analo
g
in
p
ut 2
)
with SV
(
constant
)
0 0 0 0 0 0
8
7 6 5 4 3 2 1 0
0 0 0
Comparison Data 1
000 (H'0): Timer (T) PV
001 (H'0): Holding timer (#) PV
010 (H'0): Counter (C) PV
Comparison Data 2
0: Timer (T), holding timer (#), or counter (C) PV
1: SV (constant)
Read data
Comparison Operator
0: ≤ (Comparator bit turns ON when
Comparison data 1 ≤ Comparison data 2.)
1: ≥ (Comparator bit turns ON when
Comparison data 1 ≥ Comparison data 2.)

Omron ZEN Specifications

General

Display	LCD
Mounting Type	DIN Rail
Operating Temperature	-10 to 55°C
Power Supply Voltage	100-240V AC
Output Type	Relay, Transistor
Number of Outputs	4-8
Programming Language	Ladder Logic