Leds - bihl+Wiedemann BWU2236 User Manual

AS-i Safety Relay Output Module with Diagnostic Slave
1 EDM- and 2/1 safety inputs
Product Description
4.6

LEDs

LEDs Status
PWR green
1 Hz
FAULT red
OUT yellow
1 Hz
8 Hz
ALARM red
S1, S2, yellow
1.Y1
S1, S2
R
S1, S2, R,
1.Y1
FAULT,
OUT
LED LED flashing
Subject to technical modififications; no responsibility is accepted for the accuracy of this information
16
Internet: www.bihl-wiedemann.de • Flosswoerthstr. 41 • D-68199 Mannheim
Signal // Description
No supply power
Supply power is on, safety-relevant address and/or AS-i AB address is "0" or no 24 V
ext. in (auxiliary power)
Supply power on
AS-i communication OK
no 24 V ext. in (auxiliary power)
no data exchange with the AB slave and/or safety-related AS-i address
Output relay switched off
Error lock state, waiting for start signal, after transmission of start signal Output Relay
switches on
The device is in an un-lockable error state. The devices resumes regular operation after
the Monitor sent the signal "error unlock".
Output Relay switched on
AS-i output bit O 0 is not set
AS-i output bit O 0 is set
Corresponding input not switched on
Corresponding input switched
cross-connection at the safety inputs
release not issued
release issued
(running light) Switch is set to ON/PRG
(alternating)
Periphery fault
LED off
© Bihl+Wiedemann GmbH
phone: +49 621 33 996-0 • fax: +49 621 3 39 22 399
Tab. 4-9.