• Category 4 to EN 954-1
• For emergency stop function, the following inputs
and outputs are available:
Inputs: 4 monitored start inputs, or
3 start inputs and 1 stop input and
2 Emergency stop inputs
Outputs: 3 NO contacts, or
2 NO contacts/1 NC monitoring contact
• Parallel connection of several SAFEMASTER® M-systems possible
• The functions are selected via rotary switch
- 1 Emergency stop circuit, 2-channel
- 2 Emergency stop circuits, single-channel
- 1 Emergency stop circuit, 2-channel + 1 stop single channel
• Auto or manual start
• 2 semiconductor outputs for status indication
• LEDs for status indication
• Overvoltage and undervoltage monitoring function with error
indication
• Permanently monitored feedback loop to connect external
contactors
• Broken wire and short circuit monitoring function with error indication
• 45 mm overall width
Nominal voltage UN: DC 24 V
Voltage range:
with max. 5% residual ripple: 0,85 ... 1,15 UN
Nominal consumption
BH 5911: max. 140 mA
(no load on semiconductor outputs)
Input
Control voltage on
X11, X12, 48, 58: DC 23 V at UN
Control voltage on
S11, S12, S13, S14,
T1, T2, T3, T4: 4.5 mA each at UN
max. wire length to
sensors with contacts: 100 m
Minimum voltage at
terminals S12, S14
T1, T2, T3, T4: DC 16 V
Short-circuit protection
of the modules: Internally with PTC
Output
Contacts
BH 5911.03: 3 NO contacts
BH 5911.22: 2 NO contacts, 1 NC contact
(The NC contact must not be used as
a safety output!)
Contact type: Relay, positively driven
Typ. make time with UN:
Control unit BH 5911 Manual start Auto start
First start Restart
Emergency stop max. 75 ms max. 850 ms max. 90 ms
Break time (reaction time):
Control unit BH 5911
Emergency stop max. 27 ms
Fault clearing
in the feed back loop: max. 270 ms
Output nominal voltage: AC 250 V
DC: see limit curve for arc-free operation
Switching of small loads: ≥ 100 mV
Thermal current Ith: max. 5 A (see quadratic total current
limit curve)
Switching capacity
to AC 15
NO contact: 3 A / AC 230 V IEC/EN 60 947-5-1
NC contact: 2 A / AC 230 V IEC/EN 60 947-5-1
to DC 13: DC8 A / DC 24 V
at 0.1 Hz IEC/EN 60 947-5-1
Contact life
acc. to AC 15 with 2 A, AC 230V:105 switching cycles IEC/EN 60 947-5-1
Permissible switching
frequency: max. 1 200 switching cycles / h
Short circuit strenght
max. fuse rating 6 A gL IEC/EN 60 947-5-1
Line circuit breaker C 8 A
Mechanical life: 10 x 106 operating cycles
Semiconductor outputs
Output (terminal 48 and 58): Transistor outputs, plus-connected
Output nominal voltage: DC 24 V, max. 100 mA constant
current, max. 400 mA for 0,5 s internal
short circuit, overtemperature and
overload protection
General Data
Operatinng mode: Continuous
Temperature range: ± 0 ... + 50 °C
At an operating temperature of 50 °C
the modules must be mounted with
a distance of 3 - 5 mm.
Clearance and creepage
distances
rated impuls voltage /
pollution degree: 4 kV / 2 IEC 60 664-1
Technical Data
EMC
HF irradiation: 10 V / m IEC/EN 61 000-4-3
Fast transients:
on supply line A1-A2: 2 kV IEC/EN 61 000-4-4
on signal and control lines: 2 kV IEC/EN 61 000-4-4
Surge
between supply lines: 1 kV IEC/EN 61 000-4-5
between wire and ground: 2 kV IEC/EN 61 000-4-5
Degree of protection:
Housing: IP 20 IEC/EN 60 529
Terminals: IP 20 IEC/EN 60 529
Housing: Thermoplast with V0 behavior
according to UL Subject 94
Vibration resistance: Amplitude 0.35 mm
Frequency 10 ... 55 Hz, IEC/EN 60 068-2-6
Shock resistance:
Acceleration: 10 g
Pulse duration: 16 ms
Number of shocks: 1000 per axis on three axes
Climate resistance: 0 / 050 / 04 IEC/EN 60 068-1
Terminal designation: EN 50 005
Wire connection: 1 x 2.5 mm2 stranded wire with sleeve, or
1 x 4 mm2 massive, or
2 x 1.5 mm2 stranded wire with sleeve
DIN 46 228-1/-2/-3/-4
Wire fixing: Plus-minus terminal screws M3,5
box terminals with wire protection
Mounting: DIN rail IEC/EN 60 715
Dimensions
Width x height x depth: 45 x 84 x 121 mm