EUCHNER – More than safety.
EUCHNER – More than safety.
 

CES-A-UEA-04B (Order no. 097075)

Evaluation unit CES-A-AEA-04B/CES-A-UEA-04B (for 4 read heads)

  • 4 read heads can be connected
  • 2 safety contacts (relay contacts)
  • 1 internal normally open contact per safety contact
  • Start button and feedback loop can be connected
  • Multicode evaluation unit
  • Category 4 / PL e according to EN ISO 13849-1
CES-A-UEA-04B (Order no. 097075)

Description

Multicode evaluation unit

Every suitable actuator is detected by the evaluation unit.

Category according to EN ISO 13849-1

Due to two redundant relay outputs (safety outputs) with internally monitored contacts, suitable for:

  • Category 4 / PL e according to EN ISO 13849-1

Actuating range

The evaluation unit has the standard actuating range that, e.g., permits larger tolerances in the alignment of read head and actuator.

TST

Input for self-test

DIA

Diagnostic output

O1...O4

Monitoring outputs (semiconductor)

Y1,Y2

Feedback loop

S

Start button connection

Dimension drawing
Dimension drawing
Wiring diagram
Wiring diagram

Dimensional drawings

Dimensional drawings
1Suitable for 35 mm mounting rail according to EN 60715

Connection examples

Connection examples

Technical data

Approvals

EAC_RU C-DE.MO05.B.00971/20c_UL_us_E155795_3/1DGUV_ET 20018_ET 20019CCC_2020980305000537_CQC2014010303679509

Workspace

Repeat accuracy R
according to EN 60947-5-2 max. 10 %

Operating and display elements

LED display
red: - operating fault
yellow: safety circuit closed
red: - external fault (fault in the feedback loop)
green: status indication (multifunction display using flashing modes)
red: - invalid teach-in operation
red: - internal device fault
ItemExtrasColorDesignation1NumberLEDNote slide-in labelSlide-in labelSwitching elementVersion
Configuration setting for teach-in operationDIP switches (H1, H2, H3, H4, S, Y)

Electrical connection values

Fuse
external (operating voltage UB) 0.25 ... 8 A
Connection cross section
(screw terminals) 0.25 ... 2.5 mm²
Operating voltage DC
UB 21 ... 24 ... 27 V DC regulated, residual ripple<5%
EMC protection requirements Acc. to EN 60947-5-3
Current consumption
(with relay energized) 150 mA (without taking into account the load currents at the monitoring outputs)
Current via feedback loop 5 ... 8 ... 10 mA
Degree of contamination (external, according to EN 60947-1) 2
permissible resistance in feedback loop max. 600 Ω
Inputs: start button S, test input TST
Input voltage
HIGH 15 ... UB V DC
LOW 0 ... 2 V DC
Input current
HIGH 5 ... 8 ... 10 mA
Monitoring outputs: diagnostics DIA, door monitoring outputs O1,O2,O3,O4
Output type Semiconductor output, p-switching, short circuit-proof
Output voltage 0.8 x UB ... UB V DC
Switching current max. 20 mA
Safety contacts 13/14, 23/24
Fuse
external (safety circuit) according to EN 60269-1 6 AgG or 6 A circuit breaker (characteristic B or C)
Output type Relay contacts, floating
rated conditional short-circuit current 100 A
Rated insulation voltage Ui 250 V
Rated impulse withstand voltage Uimp 4 kV
Discrepancy time
(between the operating points of both relays, with 4 active actuators) max. 400 ms
Utilization category
DC-12 60 V 0.3 A
AC-15 230 V 1.5 A
AC-12 60 V 0.3 A
AC-12 30 V 6 A
DC-13 24 V 1.2 A
DC-12 30 V 6 A
Switching load
according to c UL us Class 2 max. 30 V AC / Class 2 max. 60 V DC; 120 V AC 3 A / 240 V AC 1.5 A
Switching current
at switching voltage AC/DC 17 ... 30 V 15 ... 6000 mA
at switching voltage AC/DC 1 ... 60 V 1 ... 300 mA (If a switching current>300 mA in conjunction with a switching voltage>15 V or an inductive or capacitive load is switched once using the relay outputs, it is no longer possible to reliably switch small currents (<15 mA) due to the contact erosion on the gold contacts.)
at switching voltage AC 17 ... 230 V 15 ... 1500 mA

Mechanical values and environment

Connection type Screw terminals
Number of read heads Max. 4 read heads can be connected.
Ready delay 10 ... 12 s (After the operating voltage is switched on, the relay outputs are switched off and the door monitoring outputs are set to LOW level during the ready delay. For visual indication of the delay, the green STATE LED flashes at a frequency of approx. 15 Hz.)
Switching frequency max. 0.25 Hz (In case of monitoring with feedback loop, the actuators must remain outside the actuating range, e.g. with a door open, until the feedback loop is closed.)
Atmospheric humidity
not condensing max. 80 % rH
Mounting distance
laterally to the neighboring device min. 10 mm (If several evaluation units are mounted side by side in a control cabinet without air circulation (e.g. fan), a minimum distance of 10 mm must be maintained between the evaluation units. This distance enables the heat from the evaluation unit to dissipate.)
Mounting type Mounting rail 35 mm according to DIN EN 60715 TH35
Response time
Start button response delay (for Manual start operating mode) 200 ... 300 ms
after change in the actuation status, 2 active actuators max. 290 ms (Corresponds to the risk time according to EN 60947-5-3. This is the maximum OFF time for the safety outputs following removal of the actuator. In case of EMC interference in excess of the requirements in accordance with EN 60947-5-3, the OFF time can increase to max. 750 ms. After brief actuation
after change in the actuation status, 4 active actuators max. 450 ms (Corresponds to the risk time according to EN 60947-5-3. This is the maximum OFF time for the safety outputs following removal of the actuator. In case of EMC interference in excess of the requirements in accordance with EN 60947-5-3, the OFF time can increase to max. 750 ms. After brief actuation
after change in the actuation status, 1 active actuator max. 210 ms (Corresponds to the risk time according to EN 60947-5-3. This is the maximum OFF time for the safety outputs following removal of the actuator. In case of EMC interference in excess of the requirements in accordance with EN 60947-5-3, the OFF time can increase to max. 750 ms. After brief actuation
after change in the actuation status, 3 active actuators max. 370 ms (Corresponds to the risk time according to EN 60947-5-3. This is the maximum OFF time for the safety outputs following removal of the actuator. In case of EMC interference in excess of the requirements in accordance with EN 60947-5-3, the OFF time can increase to max. 750 ms. After brief actuation
Start button actuating duration (for Manual Start operating mode) min. 250 ms
Degree of protection IP20
Ambient temperature
at UB = 24 V DC -20 ... +55 °C
Dwell time min. 3 s (The dwell time is the time that the actuator must be outside the actuating range.)
Material
Housing Plastic PA6.6
Safety contacts 13/14, 23/24
Number of safety contacts 2 Relay with internally monitored contacts (To ensure safety, both safety outputs (13/14 and 23/24) must always be evaluated.)
Mechanical life
Operating cycles (relay) 10 x 10⁶

Characteristic values according to EN ISO 13849-1 and EN IEC 62061

Number of switching cycles
≤ 1 A at 24 V DC max. 100000 1/y
≤ 3 A at 24 V DC max. 23000 1/y
≤ 0.1 A at 24 V DC max. 506000 1/y
Diagnostic Coverage (DC) 99 %
Mission time 20 y (This value is dependent on the number of switching cycles and the switching current.)
Monitoring of the guard position
Category 4 (This value is dependent on the number of switching cycles and the switching current.)
Performance Level PL e (This value is dependent on the number of switching cycles and the switching current.)
PFHD 1.3 x 10-8 (This value applies for max. 506 000 switching cycles / year with a switching current ≤ 0.1 A at 24 V DC or for max. 100 000 switching cycles / year with a switching current ≤ 1 A at 24 V DC.)

Miscellaneous

The following applies to the approval according to UL Operation only with UL Class 2 power supply or equivalent measures.

In combination with read head CES-A-LNA-SC-077715, CES-A-LNA-05P-077806, CES-A-LNA-10P-077807, CES-A-LNA-05V-071845, CES-A-LNA-10V-071846, CES-A-LNA-15V-071847, CES-A-LNA-25V-071975, CES-A-LNA-15P-084682, CES-A-LCA-10V

Mounting distance
neighboring read heads min. 50 mm (If several evaluation units are mounted side by side in a control cabinet without air circulation (e.g. fan), a minimum distance of 10 mm must be maintained between the evaluation units. This distance enables the heat from the evaluation unit to dissipate.)

In combination with read head CES-A-LMN-SC

Mounting distance
neighboring read heads min. 20 mm (If several evaluation units are mounted side by side in a control cabinet without air circulation (e.g. fan), a minimum distance of 10 mm must be maintained between the evaluation units. This distance enables the heat from the evaluation unit to dissipate.)

In combination with read head CES-A-LNA-SC-077715, CES-A-LNA-05P-077806, CES-A-LNA-10P-077807, CES-A-LNA-05V-071845, CES-A-LNA-10V-071846, CES-A-LNA-15V-071847, CES-A-LNA-25V-071975, CES-A-LNA-15P-084682, CES-A-LCA-10V and actuator CES-A-BBA-071840, CES-A-BCA

Actuator distance s
Minimum distance for side approach direction min. 3 mm
Switch-on distance
with center offset m=0 15 mm (These values apply to surface installation of the read head and the actuator.)
Secured switch-off distance sar max. 32 mm
Secured switching distance sao
with center offset m=0 min. 10 mm (These values apply to surface installation of the read head and the actuator.)
Switching hysteresis 0.5 ... 2 mm (These values apply to surface installation of the read head and the actuator.)

In combination with read head CES-A-LNA-SC-077715, CES-A-LNA-05P-077806, CES-A-LNA-10P-077807, CES-A-LNA-05V-071845, CES-A-LNA-10V-071846, CES-A-LNA-15V-071847, CES-A-LNA-25V-071975, CES-A-LNA-15P-084682, CES-A-LCA-10V and actuator CES-A-BDA-20

Actuator distance s
Minimum distance for side approach direction min. 4 mm (on mounting in non-metallic environment)
Switch-on distance
with center offset m=0 16 mm (on mounting in non-metallic environment)
Secured switch-off distance sar max. 33 mm
Secured switching distance sao
with center offset m=0 min. 11 mm (on mounting in non-metallic environment)
Switching hysteresis 0.5 ... 2 mm (on mounting in non-metallic environment)

In combination with read head CES-A-LQA-SC and actuator CES-A-BBA-071840, CES-A-BCA

Switch-on distance
for side approach direction (distance in x direction 8 mm) +/- 22 mm (These values apply to surface installation of the read head and the actuator.)
for vertical approach direction (center offset m=0) 15 mm (These values apply to surface installation of the read head and the actuator.)
Secured switch-off distance sar max. 47 mm
Secured switching distance sao
for vertical approach direction (center offset m=0) min. 10 mm (These values apply to surface installation of the read head and the actuator.)
for side approach direction (distance in x direction 8 mm) min. +/- 18 mm (These values apply to surface installation of the read head and the actuator.)
Switching hysteresis
for vertical approach direction (center offset m=0) 2 ... 3 mm (These values apply to surface installation of the read head and the actuator.)
for side approach direction (distance in x direction 8 mm) 1 ... 1.8 mm (These values apply to surface installation of the read head and the actuator.)

In combination with read head CES-A-LQA-SC and actuator CES-A-BQA

Switch-on distance
for vertical approach direction (center offset m=0) 23 mm (These values apply to surface installation of the read head and the actuator.)
for side approach direction (distance in x direction 10 mm) +/- 28 mm (These values apply to surface installation of the read head and the actuator.)
Secured switch-off distance sar max. 60 mm
Secured switching distance sao
for vertical approach direction (center offset m=0) min. 16 mm (These values apply to surface installation of the read head and the actuator.)
for side approach direction (distance in x direction 10 mm) min. +/- 24 mm (These values apply to surface installation of the read head and the actuator.)
Switching hysteresis
for vertical approach direction (center offset m=0) 2 ... 3 mm (These values apply to surface installation of the read head and the actuator.)
for side approach direction (distance in x direction 10 mm) 1 ... 1.3 mm (These values apply to surface installation of the read head and the actuator.)

In combination with read head CES-A-LQA-SC

Mounting distance
neighboring read heads min. 80 mm (If several evaluation units are mounted side by side in a control cabinet without air circulation (e.g. fan), a minimum distance of 10 mm must be maintained between the evaluation units. This distance enables the heat from the evaluation unit to dissipate.)

In combination with read head CES-A-LMN-SC and actuator CES-A-BMB

Actuator distance s
Minimum distance min. 1.2 mm
Switch-on distance
with center offset m=0 5 mm (These values apply to surface installation of the read head in steel.)
Secured switch-off distance sar max. 10 mm
Secured switching distance sao
with center offset m=0 min. 3.5 mm (These values apply to surface installation of the read head in steel.)
Switching hysteresis 0.1 ... 0.3 mm (These values apply to surface installation of the read head in steel.)

Accessories

Downloads

Complete package

Download all important documents with a single click.

Content:

  • The operating instructions and any additions to the operating instructions or brief instructions
  • Any data sheets to supplement the operating instructions
  • The declaration of conformity
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Single Documents

Other Documents

Ordering data

Ordernumber 097075
Item designation CES-A-UEA-04B
Gross weight 0,336kg
Customs tariff number 85364110
ECLASS 27-27-24-03 Safety-related transponder switch

Technical support

Technical support
Do you have technical questions about our products, their possible use or applications? Our experts will be happy to help.

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sales(at)euchner.co.uk

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info(at)euchner-usa.com