GE RSTi-EP - Page 122

Chapter 5 Detailed Descriptions of I/O Modules
GFK-2958E RSTi-EP User Manual 118
Specifications EP-12F4
System data
Data
Process, parameter and diagnostic data depend on the network
adapter used (refer to the table in the section, Order and
Arrangement of the Modules)
Interface
RSTi-EP I/O communication bus
System bus transfer rate
48 Mbps
Inputs
Number
4
Sensor types
Type 1 and Type 3 sensors as per IEC 61131-2
Input filter
Input delay adjustable from 0 to 40 ms (PROFIBUS-DP to 20 ms)
Low input voltage
< 5 V
High input voltage
> 11 V
Max. input current per channel
3 mA
Sensor supply
Yes
Sensor connection
2-wire, 3-wire, 3-wire + FE
Reverse polarity protection
Yes
Module diagnosis
Yes
Individual channel diagnosis
No
Time stamp data width
16 bits
Time stamp resolution
1 μs
Supply
Supply voltage
20.4V – 28.8V
Current consumption from system current path
I
SYS
8 mA
Current consumption from input current path I
IN
18 mA + sensor supply current
General data
Weight
87 g (3.07 oz)
For additional general data, refer to the section, General Technical Data for I/O Modules
Overview of the Editable Parameter EP-12F4
Channel
Description
Options
Default
0 - 3
Input delay
no (0) / 0,3 ms (1) (not at PROFIBUS-DP) / 3 ms (2) / 10
ms (3) / 20 ms (4) / 40 ms (5) (not at PROFIBUS-DP)
3 ms
0 - 3
TimeStamp at edge 0-1
disabled (0) / enabled (1)
disabled
0 – 3
TimeStamp at edge 1-0
disabled (0) / enabled (1)
disabled