›
em4
em4
local
em4 local
›
Very compact and easy to program nanoPLC
›
Save time in designing your application using
the most intuitive graphical function block
language of the market
›
Measure accurately your high end industrial
sensors with the embedded configurable
analog inputs (including 4-20 mA)
›
Integrate easily one of our three high tech
designs in your machine
›
Adapt your application along the way of its
lifecycle thanks to the enhanced controlling
performances
Specific characteristics
Part number
Type
Inputs
Outputs
Supply
Finish
On front panel color
On terminal block color
Protection rating
(in accordance with IEC/EN 60529)
Weight
Dimensions
IP 50 on front panel
IP 20 on terminal block
Without packing: 315 g
With packing: 360 g
Without packing:
124.6 x 90 x 62.6 mm /
4.91 x 3.54 x 2.46 inch
With packing:
148 x 103 x 65 mm /
5.83 x 4.06 x 2.56 inch
Robust
Black RAL 9011
Blue RAL 5017
IP 40 on front panel
IP 20 on terminal block
Without packing: 310 g
With packing: 355 g
Without packing:
124.6 x 90 x 60.4 mm / 4.91 x 3.54 x 2.38 inch
With packing:
148 x 103 x 65 mm / 5.83 x 4.06 x 2.56 inch
88 981 102
88 981 103
B26
16 digital inputs (including 4 High Speed, 8 analog 0-10 V / potentiometers
and 4 analog 0-10 V / 4-20 mA)
10 digital outputs (including 2 solid states 0.5 A PWM, 2 relays 6 A and 6 relays 8 A)
24 VDC
Glossy black
Glossy white
White RAL 9003
88 981 104
em4 local - Robust
em4 local - Glossy black
em4 local - Glossy white
General characteristics
Products certification (in accordance with IEC/EN 60529)
Conformity with the low voltage directive
(in accordance with BT 2006/95/EC)
Conformity with the EMC directive
(in accordance with 2004/108/EC)
CE, cULus Listed
IEC/EN 61131-2 (Open equipment)
IEC/EN 61000-6-1 (Residential, commercial and light-industrial environments)
IEC/EN 61000-6-2 (Industrial)
IEC/EN 61000-6-3 (Residential, commercial and light-industrial environments)
IEC/EN 61000-6-4 (Industrial)
None
3 in accordance with IEC/EN 60664-1
Degree: 2 in accordance with IEC/EN 61131-2
Operation: 2000 m
Transport: 3000 m
Immunity to vibrations IEC/EN 60068-2-6, Fc test
Immunity to shock IEC/EN 60068-2-27, Ea test
Immunity to ESD IEC/EN 61000-4-2, level 3
Earthing
Overvoltage category
Pollution
Maximum utilization altitude
Mechanical resistance
Resistance to electrostatic discharge
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Resistance to HF interference
(Immunity)
Immunity to radiated electrostatic fields IEC/EN 61000-4-3, level 3
Immunity to fast transients (burst immunity) IEC/EN 61000-4-4, level 3
Immunity to shock waves IEC/EN 61000-4-5
Radio frequency in common mode IEC/EN 61000-4-6, level 3
Class B
-20°C (-4°F)
+60°C (140°F) (+40°C (104°F) in a non-ventilated enclosure)
-40°C (-40°F)
+80°C (176°F)
95% max. (no condensation or dripping water)
Flexible wire with ferrule: 1 conductor: 0.2 to 2.5 mm² (AWG 24-14)
Flexible wire with ferrule: 2 conductors: 0.2 to 0.75 mm² (AWG 24-18)
Rigid wire: 1 conductor: 0.2 to 2.5 mm² (AWG 24-14)
Rigid wire: 2 conductors: 0.2 to 0.75 mm² (AWG 24-18)
Tightening torque: 0.5 N.m (4.5 lb-in) (tighten using screwdriver diam. 3.5 mm)
Stripping length: 6 mm
Conducted and radiated emissions
(in accordance with EN 55022/11 group 1)
Operation temperature
Storage temperature
Relative humidity
Screw terminals connection capacity
Processing characteristics
LCD display
Programming method
Program size
Program memory
Removable memory
Data memory
Backup time
(in the event of power failure)
Data backup
Cycle time
Clock data retention
Clock drift
Display with 4 lines of 18 characters
FBD (Function Block Diagram), including SFC (Sequential Function Chart, Grafcet)
Function blocks: typically 1000 blocks
Macro blocks: 64 max. (256 blocks per macro)
Flash
N.A
2 k octets
Program and settings in the controller: 10 years
Data memory: 10 years
Data backup in the flash memory is guaranteed if the product is powered on more
than 10 seconds
From 2 ms to 90 ms, default value: 10 ms
10 years (lithium battery) at 25°C (77°F)
Drift < 12 min/year (at 25°C (77°F))
6 s / month (at 25°C (77°F) with user-definable correction of drift).
Synchronizable by network
0.5 % +/- 2 cycle time
< 3 s base alone, < 1.5 s base + 2 expansions + accessory interface
(USB or Modbus RS485)
Test firmware integrity (checksum memory)
Stability of the internal power supply
Check the conformity of the em4 device configuration with the configuration in the
application program.
Timer block accuracy
Start up time on power up
Self test
Supply
Nominal voltage
Operating limits
Immunity from micro power cuts
Max. absorbed power
Protection against polarity inversions
Inputs
Digital and high speed digital inputs 24 VDC - 4 inputs from I1 to I4
Input used as digital input
Input voltage
Input current
24 VDC (-15% / +20%)
1.8 mA @ 20.4 V
2.1 mA @ 24 V
2.5 mA @ 28.8 V
11.6 kΩ
u
15 VDC
u
1.3 mA
y
10 VDC
y
0.8 mA
1 to 2 cycle times
Contact or 3-wire PNP
Type 1
24 VDC (-15% / +20%)
20.4 - 28.8 VDC
y
1 ms (repetition 20 times)
5.3 W
Yes
Input impedance
Logic 1 voltage threshold
Making current at logic state 1
Logic 0 voltage threshold
Release current at logic state 1
Response time
Sensor type
Conforming to IEC/EN 61131-2
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Input type
Isolation between power supply and inputs
Isolation between inputs
Protection against polarity inversions
Status indicator
Cable length
Input used as high speed digital input
Maximum counting frequency
Resistive
None
None
Yes
On LCD screen
y
100 m
3 channels encoder (I1, I2, I3): 20 kHz*
2 independent counters (I1, I2) (I3, I4) (Cumul, IND, DIR): 2 channels: 40 kHz*,
4 channels: 20 kHz*,
2 independent counters (I1, I2) (I3, I4) (PH, PH2): 2/4 channels: 20 kHz*
4 independent counters (I1, I2, I3, I4) (Up/Down): 1 channel: 60 kHz*, 2 channels:
40 kHz*, > 2 channels: 20 kHz*
* with a time cycle <= 10 ms and a ton / toff = 50% +/- 5%, level 0 < 2V and level 1 >
20,4V
4 chronometers (I1, I2, I3, I4 )
4 tachometers (I1, I2, I3, I4 )
y
3 m with shielded twisted cable
Other functions
Cable length
Input used as digital input
Input voltage
Input current
Digital 24 VDC and analog inputs 12 bits / 28.8 V - potentiometer - 8 inputs from I5 to IC
24 VDC (-15% / +20%)
1.8 mA @ 20.4 V
2.1 mA @ 24 V
2.5 mA @ 28.8 V
11.6 kΩ
u
11 VDC
u
1 mA
y
9 VDC
y
0.7 mA
1 to 2 cycle times
Contact or 3-wire PNP
Type 1
Resistive
None
None
Yes
On LCD screen
y
100 m
0
10 V or 0
V power supply
11.6 kΩ
28.8 VDC max
Common mode
12 bit at maximum input voltage (10.5 bit at 10V)
7.03 mV
Controller cycle time
+/- 1.1 % of full scale at 25°C (77°F)
+/- 1.6 % of full scale at 55°C (131°F)
+/- 2 % of full scale at 25°C (77°F)
+/- 3 % of full scale at 55°C (131°F)
+/- 0.5 %
None
Yes
2.2 kΩ / 0.5 W (recommended), 10 KΩ max.
y
10 m with shielded twisted cable (sensor not isolated)
Input impedance
Logic 1 voltage threshold
Making current at logic state 1
Logic 0 voltage threshold
Release current at logic state 1
Response time
Sensor type
Conforming to IEC/EN 61131-2
Input type
Isolation between power supply and inputs
Isolation between inputs
Protection against polarity inversions
Status indicator
Cable length
Input used as analog input
Measuring range
Input impedance
Maximum value without destruction
Input type
Resolution
Value of LSB
Conversion time
Maximum error in 0-10V mode
Maximum error in 0-V power supply mode
Repeat accuracy at 55°C (131°F)
Isolation between analog channel and power supply
Protection against polarity inversions
Potentiometer control
Cable length
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Digital 24 VDC and analog inputs 12 bits / 10 V & 11 bits / 0-20 mA- potentiometer - 4 inputs from ID to IG
Input used as digital input (power off state)
Input voltage
Input current
24 VDC (-15% / +20%)
1.5 mA @ 20.4 V
1.7 mA @ 24 V
2.1 mA @ 28.8 V
13.9 kΩ
u
11 VDC
u
0.8 mA
y
8 VDC
y
0.5 mA
1 to 2 cycle times
Contact or 3-wire PNP
Type 1
Resistive
None
None
Yes
On LCD screen
y
100 m
0
10 V
13.9 kΩ
28.8 VDC max
Common mode
12 bit / 10V
2.45 mV
Controller cycle time
+/- 0.8 % of full scale
+/- 1.2 % of full scale
+/- 0.5 %
None
Yes for voltage
y
10 V
2.2 kΩ / 0.5 W (recommended), 10 KΩ max.
y
10 m with shielded twisted cable (sensor not isolated)
0
20 mA (4
20 mA by the application)
245 Ω
30 mA max
Common mode
11 bit (normalized at 0 - 2000) / 20 mA
10 µA
Controller cycle time
+/- 1.2 % of full scale
+/- 1.7 % of full scale
+/- 0.5 %
None
Yes
Yes If the input voltage is > 7 V, this one is automatically switched on 0-10V configuration.
y
30 m with shielded twisted cable (sensor not isolated)
Input impedance
Logic 1 voltage threshold
Making current at logic state 1
Logic 0 voltage threshold
Release current at logic state 1
Response time
Sensor type
Conforming to IEC/EN 61131-2
Input type
Isolation between power supply and inputs
Isolation between inputs
Protection against polarity inversions
Status indicator
Cable length
Input used as 0-10 V analog input
Measuring range
Input impedance
Maximum value without destruction
Input type
Resolution
Value of LSB
Conversion time
Maximum error at 25°C (77°F)
Maximum error at 55°C (131°F)
Repeat accuracy at 55°C (131°F)
Isolation between analog channel and power supply
Protection against polarity inversions
Potentiometer control
Cable length
Input used as 0-20 mA analog input
Measuring range
Input impedance
Maximum value without destruction
Input type
Resolution
Value of LSB
Conversion time
Maximum error at 25°C (77°F)
Maximum error at 55°C (131°F)
Repeat accuracy at 55°C (131°F)
Isolation between analog channel and power supply
Protection against polarity inversions
Overvoltage protection
Cable length
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Outputs
Digital / PWM solid state output - 2 solid state outputs from O1 to O2
Output used as digital output
Breaking voltage
Nominal voltage
Nominal current
Max. breaking current
Non repetitive overload current
Maximum breaking current in the common
Voltage drop
Response time
Built-in protections
10
28.8 VDC
12 / 24 VDC
0.5 A on resistive load @ 25°C (77°F)
0.625 A
1A
1A
< 1 V for I = 0.5 A
Make = 1 cycle time + 30 µs typical
Release = 1 cycle time + 40 µs typical
Against overloads and short-circuits: Yes
Against over voltages (*): Yes
Against inversions of power supply: Yes
1 mA
No (*) In the absence of a potential free contact between the output
of the programmable logic controller and the load
y
10 m
Command
Normal condition
Overheating
Underpowered
Short circuit (current limit)
Output used as PWM output
PWM frequency
PWM cyclic ratio
PWM Max. error
Status indicator
Cable length
Distance between the power source and the static outputs
6 A relay output - 2 outputs from O3 to O4
Breaking voltage
Breaking current
Maximum breaking current in the common
Mechanical life
Electrical durability for 50 000 operating cycles
250 VAC max
6A
IEC @ 25°C (77°F): 12 A
IEC @ 60°C (140°F) or UL: 10 A
5 000 000 operations (cycles)
24 VDC tau = 0 ms: 6 A, tau = 7 ms: 3 A, tau = 15 ms: 1.8 A
Usage category DC-12: 24 V, 6 A
Usage category DC-14: 24 V, 1.8 A
250 VAC cos phi = 1: 6 A, cos phi = 0.7: 5 A, cos phi = 0.4: 2.5 A
Usage category AC-12: 250 V, 6 A
Usage category AC-13: 250 V, 5 A
Usage category AC-15: 250 V, 2 A
100 mA (at minimum voltage of 12V)
Off load: 10 Hz
At operating current: 0.1 Hz
In accordance with IEC/EN 60947-1 and IEC/EN 60664-1: 4 kV
Make = 8 ms max
Release = 4 ms max
Against short-circuits: None
Against over voltages and overload: None
On LCD screen
y
30 m
14.11 Hz ; 56.45 Hz ; 112.90 Hz ; 225.80 Hz ; 451.59 Hz ; 1758.24 Hz
0
100 % 100 steps
y
2 % (from 10 %
90 %)
On LCD screen
y
10 m with shielded twisted cable
y
30 m
0
1
0
1
0
1
0
1
Output
0
1
0
0
0
0
0
0
Fault
No
No
No
Yes
X
X
No
Yes
Min. load
Galvanic isolation
Cable length
Truth table of the default
Minimum switching capacity
Maximum operating rate
Voltage for withstanding shocks
Response time
Built-in protections
Status indicator
Cable length