Siemens FS720 - Page 63

Mounting and installing extinguishing control panels
Card cage connections (1 sector exting.) FCA2046
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Building Technologies
A6V10210390_m_en_
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Fire Safety
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INPUT_MON_TYPE_5: ''Loss of agent' open during pressure'
● Maximum line resistance 100 Ω (pressure gauge, cable, and plug)
● The maximum number of pressure gauges (n) is calculated according to the
max. line resistance
Figure 37: MON_INPUT_TYPE, ''Loss of agent' open during pressure'
Resistance range Input status
0000…0249 Ω SHORT (Fault)
0250…0519 Ω SHORT (Fault)
0520…0799 Ω ACTIVE 1
0800…1099 Ω ACTIVE 1
1100…1499 Ω OPEN (Fault)
1500…3999 Ω QUIET
≥4000 Ω OPEN (Fault)
INPUT_MON+
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INPUT_MON-
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