Omron E5CN-FR, Manual

Page: 5 / 20

Limit Controller
E5CN-FR
5
■
Characteristics
Note: 1. The indication of K thermocouples in the
−
200 to 1300
°
C
range, T and N thermocouples at a temperature of
−
100
°
C
max., and U and L thermocouples at any temperature is
±
2
°
C
±
1 digit maximum. The indication accuracy of the B
thermocouple at a temperature of 400
°
C max. is not
specified. The indication accuracy of the R and S
thermocouples at a temperature of 200
°
C max. is
±
3
°
C
±
1
digit max.
2. B, R, and S sensors: 0.2
°
C/
Ω
max. (100
Ω
max.)
■
Communications Specifications
Note: The baud rate, data bit length, stop bit length, and vertical
parity can be individually set using the Communications Setting
Level.
Indication accuracy Thermocouple: (See note 1.)
(
±
0.5% of indicated value or
±
1
°
C,
whichever is greater)
±
1 digit max.
Platinum resistance thermometer:
(
±
0.5% of indicated value or
±
1
°
C,
whichever is greater)
±
1 digit max.
Hysteresis 0.1
°
C (
°
F) to 999.9
°
C (
°
F) in units of 0.1
°
C (
°
F)
Alarm setting range
−
1999 to 9999 (decimal point position depends
on input type)
Sampling period 250 ms
Affect of signal source
resistance Thermocouple: 0.1
°
C/
Ω
max. (100
Ω
max.)
(See note 4.)
Platinum resistance thermometer: 0.4
°
C/
Ω
max.
(10
Ω
max.)
Insulation resistance 20 M
Ω
min. (at 500 VDC)
Dielectric strength 2,000 VAC, 50 or 60 Hz for 1 min (between
terminals with different charge)
Vibration
resistance Malfunction
10 to 55 Hz, 20 m/s
2
for 10 min each in X, Y, and
Z directions
Destruction 10 to 55 Hz, 0.75-mm single amplitude for 2 hrs
each in X, Y, and Z directions
Shock
resistance Malfunction
100 m/s 2 min., 3 times each in X, Y, and Z
directions
Destruction
300 m/s
2
min., 3 times each in X, Y, and Z
directions
Weight Controller: Approx. 150 g,
Mounting Bracket: Approx. 10 g
Degree of protection Front panel: NEMA4X for indoor use
(equivalent to IP66)
Rear case: IP20, Terminal section: IP00
Memory protection Non-volatile memory (number of writes:
1,000,000 operations)
EMC Emission Enclosure: EN55011 Group1 ClassA
Emission AC Mains: EN55011 Group1 ClassA
Immunity ESD: EN61000-4-2 4 kV contact
discharge (level 2)
8 kV air discharge (level 3)
Immunity RF-interference:
EN61000-4-3 10 V/m
(80-1000 MHz, 1.4-2.0 GHz
amplitude modulated) (level 3)
10 V/m (900 MHz pulse
modulated)
Immunity Conducted Disturbance:
EN61000-4-6 3 V
(0.15 to 80 MHz) (level 2)
Immunity Burst: EN61000-4-4 2 kV Power-line
(level 3)
1 kV I/O signal-line (level 3)
Immunity Surge: EN61000-4-5 1kV line to line
Power line, output line (relay
output)
2 kV line to ground Power line,
output line (relay output)
1 kV line to ground Input line
(communication)
Immunity Voltage Dip/Interrupting:
EN61000-4-11 0.5 cycle, 100%
(rated voltage)
Approved standards FM-3545/3810
UL 61010C-1
CSA C22.2 No.1010.1
Conformed standards EN61326, EN61010-1, IEC61010-1
VDE0106 Part 100 (Finger protection), when
the terminal cover is mounted.
Transmission line
connection method RS-485 multipoint
Communications RS-485 (two-wire, half duplex)
Synchronization
method Start-stop synchronization
Baud rate 1200, 2400, 4800, 9600, 19200, or 38400 bps
Transmission code ASCII
Data bit length 7 or 8 bits
Stop bit length 1 or 2 bits
Error detection Vertical parity (none, even, odd)
Block check character (BCC) with CompoWay/F or
CRC-16 Modbus
Flow control None
Interface RS-485
Retry function None
Communications
buffer 40 bytes
Communications
response wait time 0 to 99 ms
Default: 20 ms