Related Manuals for H2Scan BRO-1
Summary of Contents for H2Scan BRO-1
- Page 1 OPERATION MANUAL BRO-1 Battery Room Relay Output Module 27215 Turnberry Lane, Suite A Valencia, California 91355, U.S.A. Tel: (661) 775-9575 / Fax: (661) 775-9515 E-mail: hello@h2scan.com Website: www.h2scan.com...
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Page 2: Important Notices
Product’s performance for 36 months from the ship date for such Product. Must Provide Notice of Defect: If you have a Product that you believe is defective, you must notify H2scan in writing, within the warranty period of your claim regarding any such defect. ... - Page 3 CONSEQUENTIAL, EXEMPLARY, OR INCIDENTAL DAMAGES, EVEN IF IT HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. THE STATED EXPRESS WARRANTY IS IN LIEU OF ALL LIABILITIES OR OBLIGATIONS OF H2SCAN FOR DAMAGES ARISING OUT OF OR IN CONNECTION WITH THE DELIVERY, USE OR PERFORMANCE OF THE PRODUCTS.
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Page 4: Table Of Contents
BRO-1 Battery Room Relay Output Module Operation Manual 1. INTRODUCTION ..................5 2. PRE-INSTALLATION REQUIREMENTS ............. 5 2.1 BOX CONTENTS ........................5 2.2 INSTALLATION TOOLS ......................6 2.3 CABLES .............................6 2.3.1 Modbus Cable ..........................7 2.3.2 DC Power Cable .........................7 2.3.3 Relay Output Cable ........................7 3. -
Page 5: Introduction
Operation Manual 1. INTRODUCTION The BRO-1 Battery Room Relay Output Module provides reliable alarm conditions to support up to four HY-ALERTA® hydrogen area monitors through Modbus. Its compact design, robust electronics, and supplied fittings enable easy, secure installation in rugged battery room applications. -
Page 6: Installation Tools
The end user is responsible for properly establishing the RS-485 interface for multiple monitors. NOTE: Please consult with H2scan if you intend to use a different Modbus cable than supplied by H2scan. M12 pinout and configuration should match HY-ALERTA sensor end to avoid damage to the device. -
Page 7: Relay Output Cable
3.1 ENCLOSURE ACCESS 3.1.1 Opening the Lid 1. Using a flat-edge tool, i.e., a flat-head screwdriver, pop open the hinge lid on the right side of the BRO-1 enclosure. 2. Using the supplied T20 Torx bit and an appropriate driver, loosen the screws until they unlock the lid from the base and it easily swings open to the left. -
Page 8: External Grounding
Use an appropriate grounding lug in conjunction with the mounting screws to secure an external ground connection. 3.4 CABLE FITTINGS The BRO-1 Relay Output Module is supplied with three IP68 rated cable gland fittings that accommodate 5–12 mm (0.20–0.47") outside-diameter jacketed cables. Figure 3: Realistic View of BRO-1 PCBA... -
Page 9: Wiring Connections
CAUTION If using conduit to route cables to and from the BRO-1, the cable gland fittings and port plugs can be replaced by standard ½" conduit gland fittings without modification to the enclosure. As the IP rating of the BRO-1 is dependent upon the rating and construction of the conduit gland fittings, only use IP66 or better rated conduit gland fittings. -
Page 10: Relay Output Connection
1. After connecting the cable to the HY-ALERTA monitor, route the cable to the BRO-1. 2. Secure cable as necessary. 3. Trim the cable to length so that there will be approximately 160 mm (6.5") inside the BRO-1 module when assembled 4. -
Page 11: End User Wiring Connections
3.5.3 End User Wiring Connections 1. After all wires are stripped, insert the cable through the left gland fitting on the BRO-1 enclosure so 10 mm (½") of the cable jacket is visible inside the enclosure above the gland fitting. -
Page 12: Operation
4.1.2 Connecting Multiple Monitors Attach each monitor one at a time so each receives the correct Modbus Address. The BRO-1 will give any monitor with Modbus ID 1 a new Modbus address so any monitor with default settings from the factory can be connected. -
Page 13: Service Conditions
Monitor detects H with a concentration of 2% or more. 4.3 SERVICE CONDITIONS The following conditions will cause the BRO-1 to display a service condition and activate the Blue LED. Table 2: BRO-1 Fault Conditions, Reasoning, and Remedies LED Indication... -
Page 14: Appendix A: Specifications
BRO-1 Battery Room Relay Output Module Operation Manual For service conditions for the HY-ALERTA hydrogen area monitor system, refer to the Operation Manual (p/n 9000177). For further questions and help, contact: technicalsupport@h2scan.com. NOTE: LEDs for 1% and 2% immediately turn off once hydrogen is reported below threshold levels while relays remain open for 30 minutes after the unit no longer reaches the threshold (hysteresis).
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