3
EB3N Safety Relay Barrier
Dimensions
EB3N-A2ND
EB3N-A2R5D
EB3N-M2ND
EB3N-M2R5D
•
Mounting Hole Layout
EB3N-A2ND
EB3N-A2R5D
EB3N-M2ND
EB3N-M2R5D
EB3N System Configuration Examples
65.0
75.0
110.5
77.5
75.0
Terminal Functions
24V DC
Power
Y1-Y2
Reset input
(Start input)
11-12
Safety input 1
21-22
Safety input 2
N1, N2
Signal ground
P
*
-N3
Auxiliary input
13-14
Safety output 1
23-24
Safety output 2
A
*
-C1
Auxiliary output
*:
1 to 5
2-M4 tapped or
2-ø4.5 drilled holes
51
65
97
65
2-M4 tapped or
2-ø4.5 drilled holes
EB3N-A2ND
Safety Control Device
Safety Control Device
Safety Control Device
Reset (Start) Switch
Other Input Device
PLC
PLC
PLC
PLC
Safety Contactor
EB3N-M2ND
Safety Contactor
Safety Contactor
Safety Contactor
Safety Contactor
Safety Contactor
Safety Input Device
Safety Input Device
Barrier Safety Output
Safety Output
Barrier Safety Output
Backcheck Input
Safety Output
Backcheck Input
Safety Output
Backcheck Input
•
1:1 connection with a safety input device, compliant with Category 4
•
Connection with multiple safety input devices, capable of monitoring up to 5 contact operations, compliant with Category 3
For monitoring operating statuses of safety input devices located in a non-hazardous area
•
Installing a reset switch in a hazardous area, using auxiliary input and output
EB3N-A2R5D
Barrier Safety Output
Reset (Start) Output
Monitor
Monitor
Other Output
Barrier Safety Output
Auxiliary Output
(Monitor Output)
EB3N-A2R5D
EB3N-M2R5D
Reset (Start) Input
Auxiliary Output
(Monitor Output)
EB3N-M2R5D
Barrier Safety Output
Barrier Safety Output
Backcheck Input
Reset (Start) Input
Other Output
Hazardous Area
Non-hazardous Area
Hazardous Area
Non-hazardous Area
Hazardous Area
Non-hazardous Area
• A safety relay module or safety controller
is used to set up a safety circuit, using
the reset (start) function of the safety
relay module or safety controller.
• The manual reset (manual start) function
of the EB3N is used to set up a safety
circuit, without using a safety control
device.
• A safety relay module or safety controller
is used to set up a safety circuit, using
the reset (start) function of the safety
relay module or safety controller.
• The reset (start) function is used to set up
a safety circuit, without using a safety
relay module or safety controller.
Safety Input Devices
Connected in Series
Safety Input Devices
…
…
Safety Input Devices
Connected in Series
…
Reset (Start) Switch
Other Input Device
Safety Input Devices
Reset (Start) Input
Backcheck Input
Reset (Start) Input
Backcheck Input
Reset (Start) Input
All dimensions in mm.
(10/02/05)
