FW MURPHY S1501 Microcontroller Annunciator Instruction Manual
- June 13, 2024
- FW MURPHY
Table of Contents
FW MURPHY S1501 Microcontroller Annunciator
WIRING
Installation
Installation Notes:
- Barriers must be CSA Certified for installation in Canada or NRTL Approved for installation in U.S. and must be installed in accordance with manufacturer instructions.
- Maximum non-hazardous area voltage must not exceed 250 Volts.
- Install in accordance with the Canadian Electrical Code, Part I for installation in Canada.
- Install in accordance with the NEC (ANSI/NFPA 70) and ANSI/ISA RP12.6. for installation in U.S.
- If Dual Channel Barrier with Volt/Ohm parameters are used , both channels must be positive and have the same polarity and the following parameters shall apply.
- one 14V (max), 150 Ohm (min)
- one 14V (max), 150 Ohm (min)
- If two single channel barriers with Volt/Ohm parameters are used for a two-barrier configuration, both channels must be positive and have the same polarity and the following parameters shall apply to each channel:
- one 14V (max), 150 Ohm (min)
- one 14V (max), 150 Ohm (min)
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