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INSTALLATION AND MAINTENANCE INSTRUCTIONS

100-0011 Twinflex IRM Module

26-1368-01

TWINFLEX

IRM

Impulse Releasing Module

100-0011

(Suitable for TWINFLEX

SRP control panels from V01.000)

Impulse Releasing Module

Engineering and Commissioning

Manual

(TO BE RETAINED BY THE COMMISSIONING ENGINEER)

Содержание TWINFLEX IRM 100-0011

Страница 1: ... 0011 Twinflex IRM Module 26 1368 01 1 TWINFLEX IRM Impulse Releasing Module 100 0011 Suitable for TWINFLEX SRP control panels from V01 000 Impulse Releasing Module Engineering and Commissioning Manual TO BE RETAINED BY THE COMMISSIONING ENGINEER ...

Страница 2: ...tions J2 J3 J4 8 Discharge pressure circuit J2 9 Bottle pressure switch circuit J3 9 IVO Missing circuit J4 9 IVO Coil Output Connection J5 10 Acceptance Testing 11 Arming Disarming The System 12 To Arm the system 12 To Disarm the system 13 Inspections Testing 13 DIL Switch SW1 Settings 13 LED Table 14 Operation 15 Technical Data 16 Technical Support 17 ...

Страница 3: ...ble of firing a single IVO The IRM can be used to monitor a Discharge Pressure switch to provide feedback to the Control Panel that the Releasing agent has been dumped into the protected space The IRM can also be used to monitor the IVO and container for any fault conditions such as low bottle pressure wire connections IVO presence switch etc The IRM is connected to the Twinflex SRP Single Releasi...

Страница 4: ... no spurs from the control panel terminating at the last End of Line device Note that ALL connections including inputs should be made via screened FP cable Fix the back box in a suitable position using the screw holes provided on the back remembering to allow enough space for the correct termination of the appropriate fire resistant cable See technical data on page 14 for enclosure dimensions This...

Страница 5: ...ectly sleeved and connections are secure Improper connections will prevent the system from responding correctly in the event of a fire To prevent an inadvertent extinguishant discharge the IVO should not be connected to the pressurized container while wiring the IRM circuits and setting up the DIL switch SW1 The IVO should be connected to the container after all other installation has been complet...

Страница 6: ...not use a resistor or capacitor or another manufacturer s End of Line device as the end of line as this may prevent correct operation of the zone Module Layout Figure 2 shows the IRM layout Terminals J1 thru J5 are used for all the field wiring connections DIL switch SW1 is used to configure the IRM Refer to DIL switch settings table on page 11 COMMS IVO FAULT DISABLED POW ER FAULT RELEASE IP IP S...

Страница 7: ... screen and NOT to the building earth or the back box earth terminal The cable screen is connected to earth at the panel end only via the zone SCRN terminal It is important to maintain the screen continuity in order to protect against data corruption from interference Fault Monitoring Zone connections are power limited and supervised Open and Short faults cause a loss of communication between the ...

Страница 8: ...mally Open or Normally Closed Figures 4 and 5 show how to make Input connections All Input connections are power limited and supervised The maximum cable length between the input device and the IRM must not exceed 3 metres Note The triggering resistor used can be a 470Ω resistor shown or a 680Ω resistor Figure 4 Normally Open Input Connection Figure 5 Normally Closed Input Connection ...

Страница 9: ...n Switch Open Switch Closed Normally Open Normal state Active state Normally Closed Active state Normal state Normal state Circuit is in Normal state Active state Bottle pressure switch is active which indicates that the Impulse valve container has a leak The SRP panel indicates this as a Fault condition IVO Missing circuit J4 The following table shows state of the circuit based on connection type...

Страница 10: ...ent It is power limited and supervised The EOL resistor Fike part 02 12225 and blocking diode Fike part 02 1544 are mounted inside the IVO connector Fike part 17 0143 as shown below The assembly instructions are listed in Fike Connector Assembly Drawing No 70 258 The maximum cable length between the IVO and the IRM must not exceed 3 metres Figure 6 IVO Connections ...

Страница 11: ... IP terminals and verify that a fault signal is received by the SRP panel Repeat this for the Bottle Pressure Input These faults take approximately 60 seconds to be reported 5 Temporarily trigger the Discharge Pressure Input by connecting a 470Ω or 680Ω resistor across IP and IP terminals and verify that the system goes into a release state 6 Verify the IRM Release LED illuminates and the piston o...

Страница 12: ...he suppression container as detailed on the Impulse Valve Operator component sheet P N 06 492 Figure 7 Impulse Valve Operator The EOL Assembly Part 17 0143 is housed in the DIN Connector see figure 6 The maximum cable length between the IVO and the IRM must not exceed 3 metres Note A discharge pressure switch P N 02 12534 must be installed on the discharge piping for each IVO container equipped wi...

Страница 13: ... number 1 in the ON position Switch position Configuration 1 OFF Default Not an EOL device ON EOL device 2 OFF Default IRM indicates Released State only when a Discharge pressure switch activates ON IRM indicates Released State when an IVO coil is energized OR a Discharge pressure switch activates NOTE Only one IRM per zone circuit shall be set to activate the Discharge Pressure Switch input 3 OFF...

Страница 14: ...ing IVO presence switch activated Fault Slow Blink IVO presence switch wire short fault Fault Very Slow Blink IVO presence switch wire open fault Fault Very Slow Double Blink IVO actuator coil open fault Fault On Continuous IVO actuator coil short fault Fault Off IVO is connected properly to the container Actuator coil is present and wiring is good Normal Power Fault Fast Blink Zone power low faul...

Страница 15: ...all releasing circuits at the SRP panel Automatic Activation The SRP panel signals the IRM to activate whenever the activation condition is established The IRM utilizes the 24 volt supervision current supplied by the SRP to charge the dump capacitors on the IRM Upon circuit activation the output circuit reverses its output voltage polarity causing energy in the capacitors to be released to the IVO...

Страница 16: ... Voltage Range 21 1V to 32V DC Operating Current Typical Quiescent 1 73mA End of line ON if applicable in addition to Quiescent current 0 07mA Active 3 36mA Device Loading Units DLUs 26 6 Number of devices per zone 6 Max Cable Length to Inputs 3 Metres Max Cable Length to IVO 3 Metres Flammability UL94 V2 IP Rating IP 30 Part Code 100 0011 ...

Страница 17: ...EMC directive Fike s policy is one of continual improvement and the right to change a specification at any time without notice is reserved Whilst every care has been taken to ensure that the contents of this document are correct at time of publication Fike shall be under no liability whatsoever in respect of such contents E OE 15 0843 Fike Safety Technology Ltd Unit 31 Springvale Ind Est Torfaen N...

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