Omron E5CN-FR, Manual

Page: 6 / 20

6
Limit Controller
E5CN-FR
External Connections
• Standard insulation is applied between any of the following: power supply terminals, input terminals, output terminals, and communications
terminals (for models with communications). If reinforced insulation is required, provide additional insulation, such as spacial distance or
material insulation, as defined by IEC 60664 suitable for the maximum operating voltage.
• Consult with your OMRON representative before using the external power supply for the ES1B for any other purpose.
Nomenclature
E5CN-FR
Limit Output
(Relay)
−
+
Alarm Outputs
Alarm 1/
Input error output (See note.) Alarm 2
Infrared
temperature
sensor
Communications
Platinum
resistance
thermometer
Event input 1
Event input 2
Event inputs
6
7
8
9
10
11
12
13
14
15
1
3
2
4
5
11
12
13
14
15
B
Pt TC
A
B
B
A
6
7
8
1
2
RS-485
11
12
13
14
15
Input power supply 100 to 240 VAC
11
12
13
14
15
Event input 1
Event input 2
Event inputs/
External power
supply for ES1B
12 VDC±10%
20 mA
+
−
External power
Note: Output when an input error output is enabled in
the Advance Function Setting Level. If an input
error output is enabled, the
alm1
operation
indication on the front panel will not light and
s.err will be displayed on the No. 1 display.
Do not use.
Do not use.
Do not use.
Do not use.
Do not use.
E5CN-FR
LIMIT E5CN
Operation indicators
Level Key and Reset key
Temperature unit
No.1 display
No. 2 display
Up Key
Mode Key Down Key
RESET