44
Status Areas
Section 4-1
4-1
Status Areas
A Digital I/O Slave Unit has two internal status areas: the Generic Status Area
and the I/O Status Area. The status flags in these areas are turned ON and
OFF based on the threshold values set by the user for each function in that
Unit.
4-1-1
Generic Status Area
The Digital I/O Slave Unit's Generic Status Area contains the following 16 bits.
Bit
Content
Description
00
I/O Power Supply Status Flag 1
OFF: I/O power is ON
ON: I/O power is not ON.
Turns ON when I/O power is not
being supplied to terminal block 1.
01
I/O Power Supply Status Flag 2
OFF: I/O power is ON
ON: I/O power is not ON.
Turns ON when I/O power is not
being supplied to terminal block 2.
02
Reserved
---
03
Reserved
---
04
Power or Load Short-circuit Detection
Flag
OFF: Normal
ON: Short-circuit
Turns ON when there is a short in the
power supply or load connection to
the connected devices, including wir-
ing mistakes and connected device
failure.
05
Disconnection Flag
OFF: Connected
ON: Disconnected
Turns ON when the sensor power
supply is not connected or the load is
disconnected due to a wiring error,
failure in the connected device, etc.
06
Reserved
---
07
Reserved
---
08
EEPROM Data Error Flag
OFF: Normal
ON: Error occurred
Turns ON when there is an error in
the EEPROM data.
09
Reserved
---
10
Reserved
---
11
Reserved
---
12
Reserved
---
13
Reserved
---
14
Reserved
---
15
Reserved
---
Summary of Contents for ERT1 Series
Page 1: ...OPERATION MANUAL Cat No W481 E1 02 EtherNet IP Slave Units ERT1 Series...
Page 2: ......
Page 3: ...ERT1 Series EtherNet IP Slave Units Operation Manual Revised November 2010...
Page 4: ...iv...
Page 6: ...vi...
Page 8: ...viii...
Page 14: ...xiv...
Page 58: ...38 Recommended Network Devices Section 2 2...
Page 62: ...42 Basic Specifications of Slave Units Section 3 1...
Page 78: ...58 Screw less Clamp Terminals Section 4 2...
Page 92: ...72 Environment resistive Slave Units Section 5 2...
Page 102: ...82 Maintenance and Replacement Section 7 3...
Page 106: ...86 Revision History...
Page 107: ......