Omron E3X-DRT21 Operation Manual page 41

Explicit Message Communications
30
Explicit message
Read ON Incident Light
Level
(See note 2.)
Read OFF Incident
Light Level
(See note 2.)
Batch Read ON Inci-
dent Light Levels
(See note 2.)
Batch Read OFF Inci-
dent Light Levels
(See note 2.)
Read Threshold Setting Specifies the unit number as
Batch Read Threshold
Settings
Read Basic Settings
Read Timer Setting
Read Hysteresis Width
Read Custom Flags
Read Special Flags
(See note 3.)
Read Number of Sen-
sors
Read Number of Inci-
dent Light Level Monitor
Units
The unit number specified by the instance ID must be set between 0001 Hex
and 0010 Hex.
Note 1. The E39-TM1 Terminal Block Unit has no parameters that can be read, so
an error will occur if the unit number of a Terminal Block Unit is specified.
2. An error will occur if the (Batch) Read ON/OFF Incident Light Levels com-
mand is executed when the unit number of a Unit other than an E3X-DA6-
P is specified.
3. An error will occur if the Read Special Flags command is executed when
the unit number of a Unit other than an E3X-DA6TW or E3X-DA8TW is
specified.
The following tables and explanations provide the data format for each item.
Function
Specifies the unit number as
the instance ID and reads
the incident light levels when
Sensor is ON.
Specifies unit number as the
instance ID and reads the
incident light level when
Sensor is OFF.
Reads the ON incident light
levels of connected Sen-
sors in a batch.
Reads the OFF incident light
levels of connected Sen-
sors in a batch.
the instance ID and reads
the threshold value.
Reads the threshold values
of the connected Sensors in
a batch.
Specifies the unit number as
the instance ID and reads
basic settings.
Specifies the unit number as
the instance ID and reads
the timer.
Specifies the unit number as
the instance ID and reads
the hysteresis width.
Specifies the unit number as
the instance ID and reads
the Custom Flags.
Specifies the unit number as
the instance ID and reads
the Special Flags.
Reads the number of Sen-
sors connected.
Reads the number of Units
monitoring incident light lev-
els.
Section 2-6
Command
Class Instance Attribute
ID ID ID
009C Unit 04
number
009C Unit 05
number
009C 0000 68
009C 0000 69
009C Unit 11
number
009C 0000 75
009C Unit 12
number
009C Unit 13
number
009C Unit 16
number
009C Unit 17
number
009C Unit 1C
number
009C 0000 30
009D 0000 31