4.3
M+SF_EDM_R
Overview
Item
Description
Function name
External device monitor
Functional overview
This FB monitors connected actuators such as safety contactors and safety relays (contactors and relays with force-guided contacts)
and controls outputs.
Symbol
(1)
B: i_bActivate
(2)
B: i_bS_OutControl
(3)
B: i_bS_EDM1
(4)
B: i_bS_EDM2
(5)
D: i_dMonitoringTime
(6)
B: i_bS_StartReset
(7)
B: i_bReset
Labels
■ Input labels
No.
Variable name
Data type
(1)
i_bActivate
Bit
(2)
i_bS_OutControl
Bit*
(3)
i_bS_EDM1
Bit*
(4)
i_bS_EDM2
Bit*
(5)
i_dMonitoringTime
Double word
[signed]
(6)
i_bS_StartReset
Bit*
(7)
i_bReset
Bit
M+SF_EDM_R
o_bReady: B
o_bS_EDM_Out: B
o_bError: B
o_wDiagCode: W
Default value
Description
OFF
Activation of the safety FB.
For details, see the following.
Page 11 General Functions
OFF
Control signal from the preceding safety FBs.
Typical function block signals from the library (e.g., M+SF_ESTOP_R,
M+SF_ESPE_R, and/or others).
OFF: Disable safety output (o_bS_EDM_Out).
ON: Enable safety output (o_bS_EDM_Out).
OFF
Feedback signal of the first connected actuator. (NC contact)
OFF: Feedback signals are set to OFF.
ON: Feedback signals are set to ON.
OFF
Feedback signal of the second connected actuator. (NC contact)
OFF: Feedback signals are set to OFF.
ON: Feedback signals are set to ON.
0
Maximum permissible time (in increments of 10ms) from the status of whether
o_bS_EDM_Out is ON or OFF until when i_bS_EDM1 and i_bS_EDM2 are set to ON
or OFF correctly.
Range: Fixed values from 0 to 60000 (0 to 600000ms = 10min)
OFF
Selection of a reset method for the activated (first time) safety FB.
For details, see the following.
Page 11 General Functions
OFF
Reset input.
For details, see the following.
Page 11 General Functions
(8)
(9)
(10)
(11)
4 SAFETY FB SPECIFICATIONS
4.3 M+SF_EDM_R
4
23