1.0 INTRODUCTION The SB400 interface, connected to an IEC 61496 – ½ certified type 4 safety light curtain and equipped with two auto controlled PNP type solid-state outputs, is a type 4 ESPE (Electro sensitive Protective Equipment).
SB400 M.D. Micro Detectors Strada S. Caterina, 235 LANGUAGE 41122 Modena Italy Safety Modules Tel. +39 059 420411 Fax +39 059 253973 Installation and Operation Manual ENGLISH www.microdetectors.com info@microdetectors.com 2.1.2 MANUAL In this operating mode, the outputs of the control unit are activated only if the protected area is free and after sending the RESTART signal to the control unit using the push-button or by means of a specific command on the RESTART input (terminal 4).
The SYSTEM RESET TIME is obtained adding the reset time of any external contactors • K1K2 to the reset time of the SB400 control unit (100 ms). In the case of manual activation, a normally open external button can be used, temporary •...
! Install the SB400 control unit in an environment with a protection rating of at least IP54. ! If more modules SB400 must be installed in the same board panel, in order to avoid overheating, maintain between them one minimal distance of 2 cm.
SB400 M.D. Micro Detectors Strada S. Caterina, 235 LANGUAGE 41122 Modena Italy Safety Modules Tel. +39 059 420411 Fax +39 059 253973 Installation and Operation Manual ENGLISH www.microdetectors.com info@microdetectors.com 2.3.2 Use of K1 and K2 auxiliary contact elements For loads with higher voltage and current characteristics than those indicated in the table above, use of auxiliary external relays or contactors suitable for the load to be controlled is recommended.
Yellow Barrier free – Output relays opened YELLOW (only in manual mode) Table 3 * M.D. MICRO DETECTORS TO THE “FAULT DIAGNOSI” SECTION TO HAVE A DETAILED EXPLANATION OF THE POSSIBLE FAULT Figure 5 2.5 DIMENSIONS Figure 6 M.D. Micro Detectors...
(7 pulses) SYSTEM STATUS connection error Table 6 ! If it is not possible to clearly identify the malfunction and to to remedy it, stop the machine and contact the M.D. MICRO DETECTORS's Assistence Service. M.D. Micro Detectors CAT8ESB1261001 11/14...
SB400 M.D. Micro Detectors Strada S. Caterina, 235 LANGUAGE 41122 Modena Italy Safety Modules Tel. +39 059 420411 Fax +39 059 253973 Installation and Operation Manual ENGLISH www.microdetectors.com info@microdetectors.com 2.8 PERIODIC TESTS TO DO EVERY YEAR M.D. Micro Detectors CAT8ESB1261001...
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SB400 M.D. Micro Detectors Strada S. Caterina, 235 LANGUAGE 41122 Modena Italy Safety Modules Tel. +39 059 420411 Fax +39 059 253973 Installation and Operation Manual ENGLISH www.microdetectors.com info@microdetectors.com M.D. Micro Detectors CAT8ESB1261001 13/14...
Validity of this warranty is regulated by the following conditions: • The user must inform M.D. Micro Detectors of the fault within 24 months from the date of delivery of the product.
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