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Summary of Contents for Minialarm IS-MA1-R

Page 1: ...e areas without a Zener Barrier or Galvanic Isolator but at supply voltages above 16V the internal current limit will function and therefore it is recommended that they are not operated continuously w...

Page 2: ...ny other capacitance shall not exceed 83nF The enclosure is non conducting and may generate an ignition capable level of electrostatic charges under certain extreme conditions The user should ensure t...

Page 3: ...400 2900Hz 50Hz Simulated bell Continuous 554Hz Continuous 440Hz Sweeping 800 1000Hz 7Hz Continuous 300Hz Sweeping 660 1200 1Hz Two Tone Chime Intermittent 745Hz Alternating 1000 2000Hz 0 5s Singapore...

Page 4: ...ble glands or conduit entries into the base and connect the field wiring to the appropriate sounder terminals as shown in section 6 and fig 2 of this manual The power supply terminals and are duplicat...

Page 5: ...ide of the isolator Safe Area Hazardous Area IS mA1 Sounder Galvanic Isolator Power Fig 7 Single stage alarm using galvanic isolator 7 2 Multi stage alarm The IS mA1 sounder second and third stages ma...

Page 6: ...additionally cleaning of the equipment should be done only with a damp cloth The equipment shall only be supplied via terminal w r t terminal from a barrier having a maximum open circuit voltage Uo th...

Page 7: ...h t d n a s n o i t a c o L h t r a e e h t d n a d n u o r g e f a s y l l a c i s n i r t n i e h t n e e w t e b e c n a t s i s e r e h T 5 m h o 1 e h t s s e l e b t s u m d n u o r g r e i r r...

Page 8: ...g n i t a r n o i t c e t o r p s s e r g n i n a s a h e r u s o l c n e r e d n u o S 1 A m S I e h T 6 c i t s a l p r o c i l l a t e m n e h t s e c i v e d y r t n e e l b a c t u o h t i w d e...

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