Safety Relay
OA 5642/43/44
Features
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2-4 output contacts
International approvals: TÜV, UL, cUL
Quality control check for each safety relay
Forced-guided contacts, all gold flash plated
Contact Gap > 0.5 mm throughout life of relay
Various contact materials,
mixed contact material optional
High coil voltage range
High switching voltage
High breakdown voltage: contact/coil
≥
4 KV
contact/contact
≥
4KV
High creeping distance: contact/coil
≥
5.5 mm
contact/contact
≥
5.5 mm
Protection Rating IP67, washable
Compact size- ony 10.3 mm height
SMD component can be mounted under relay
Custom design available,
-coil voltage
-operate/release time
-contact pressure
-coil resistance
C
GERMANY
US
USA/CANADA
E146415
Technical Data
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Nominal Coil Voltage
.......................................................
..........................................6, 12, 21, 24, 48, 60, 110, DC
Coil Power Dissipation
............................0.4/0.5/0.65 W
Max. Switching Voltage
...................250V DC, 400 V AC
Max. Switching Current
.............................................8 A
Max. Switching Power — DC.................................240W
Max. Switching Power — AC..............................2000VA
Contact Switching Rate
.........20 operations per second
Relay Operate Time
............................................≤ 15 ms
Relay Release Time
..............................................≤ 5 ms
Operation Vibration
...........................0.5 mm Ampl. max
......................................................@ 10...100Hz, 3g max
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Protection Rating
....................................................IP 67
Contact Arrangements..................1NO/1NC,
2NO/1NC,
2NO/2NC, 3NO/1NC,
Contact Material...............................................................
...AgNi10+0.2µmAu, AgSnO
2
+0.2µmAu, AgNi10+5µmAu
Mechanical Life
.......................>40x10
6
operation cycles
Electrical Life
......................................................>50,000
......................operation cycles @ 230V AC, 8A, cos
ϕ=1
Ambient Temperature....................................-40...+85°C
Cover Material..............................................Thermoplast
Weight..............................................................14/15/16
g
More detailed data upon request
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Diagrams
OA5642 1NO/1NC
OA5643 2NO/1NC; OA5644 2NO/2NC
OA5644 3NO/1NC
1,0
0,9
0,8
0,7
0,6
0,5
Limiting factor f
U B max.
IK= 2 x 8
A
U B max.
IK= 3 x 8
A
250
Switching voltage U [
U B max.
I K 2A
U B max.
I K 2A
V]
200
150
0,4
0,3
100
50
UB m
in.
UB m
in.
Ambient temperature
-40
-20
Ambient temperature
0
20
40
60
80
100
120°C
-40
-20
Ambient temperature
0
20
40
60
80
100
120°C
0,2
0,2
0
0,4
Power factor (cos
ϕ)
0,6
0,8
1
1
2
3
4
5
6
7
8
Switching current I [A]
Relay operation voltage vs. ambient
temperature
Operations =
Operations (ohmic) x
limitation factor F
Limitation factor for inductive loads
Maximum switching
power curve
4
Altech Corp.
®
• 35 Royal Road • Flemington NJ 08822-6000 • Phone (908) 806-9400 • FAX (908) 806-9490 • www.altechcorp.com
Safety Relay OA 5642/43/44 Data
Relay Data
Rated
Voltage
Voltage
Range
Coil
Resistance
(10%)
Ordering Information
1 NO/1 NC
Type
Coil
Resistance
(10%)
2NO/1NC
Type
Coil
Resistance
(10%)
3NO/1NC
Type
2NO/2NC
Type
6V
12V
21V
24V
48V
60V
110V
4.2 -
8.4
15.0
16.8
33.6
42.0
77.0
-
-
-
-
-
-
7.8V
90 Ω
Ω
Ω
Ω
Ω
Ω
Ω
56.OA42.0611
56.OA42.1211
56.OA42.2111
56.OA42.2411
56.OA42.4811
56.OA42.6011
56.OA42.1111
70 Ω 56.OA43.0621
290 Ω
840 Ω
1150 Ω
4600 Ω
7100 Ω
24000 Ω
56.OA43.1221
56.OA43.2121
56.OA43.2421
56.OA43.4821
56.OA43.6021
56.OA43.1121
55 Ω
230
680
900
3600
5600
18500
Ω
Ω
Ω
Ω
Ω
Ω
56.OA44.0631
56.OA44.1231
56.OA44.2131
56.OA44.2431
56.OA44.4831
56.OA44.6031
56.OA44.1131
56.OA44.0622
56.OA44.1222
56.OA44.2122
56.OA44.2422
56.OA44.4822
56.OA44.6022
56.OA44.1122
15.2V
370
27.3V
1050
31.2V
1450
62.4V
6000
78.0V
9250
143.0V 31000
Contact Material, Example: C AgSnO
2
+.2µmAu
Dimensions & Pin Configurations
5642
3.1
N AgNi10+.2µmAu
S AgNi10+5µmAu
Ø1
+
- 0 0.1
1
3
5
10.3
1.25
15.4
7.5
4.5
0.5
.1
+0 0
3 -
Ø1
1
3
4
5
6
17.5
15.8
25
16
2
2
4
6
1NO/1NC
0.4x1
5.2
Ventilation point*
9
Ø0.
0.7x0.4
4.9
16.7
26.6
5643
10.3
1.25
3.1
Ø1
.3 + 0
- 0 .1
15.4
7.5
7.5
4.5
0.5
Ø1
+
- 0 0.1
1
3
5
*When using the maximum switching capacity
it is recommended to open the relay at the
indicated position.
7
1
3
4
5
6
7
8
17.5
15.8
25
16
2
2
4
6
8
2NO/1NC
0.7x0.
4
4.9
0.4x1
5.2
5644
3.1
10.3
.1
+0 0
-
Ø1
1.25
15.4
7.5
7.5
7.5
4.5
0.5
Ø1
.3 + 0
- 0 .1
.9
Ø0
24.2
34.2
1
9
3
4
5
6
7
8
9
10
1
3
5
7
2
17.5
15.8
3NO/1NC
16
4
6
8
10
25
2
1
2
3
4
5
6
7
8
9
10
0.7x0.4
4.9
0.4x1
31.7
41.7
5.2
Note: All dimensions are shown in millimeters. To convert to inches, divide by 25.4.
Altech Corp.
®
• 35 Royal Road • Flemington NJ 08822-6000 • Phone (908) 806-9400 • FAX (908) 806-9490 • www.altechcorp.com
9
Ø0.
2NO/2NC
5
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