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PAK200582_01E August 2014 

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Mounting – C Box – 7 Ah 

5)

 

The C box is designed to support two 7 Ah or 2.1 Ah batteries and as such weighs a total of 8 Kg when 

loaded. Ensure that wall fixings are appropriate to support this weight. 

 

Mounting – E box – 17 Ah 

6)

 

The E box is designed to support two support two 17 Ah batteries, and as such weighs 15 Kg when loaded. 

Ensure that wall fixings are appropriate to support this weight. 

 

7)

 

The product should be mounted no further than 10 cm from the control and indicating equipment, close 

coupled by conduit if it is being used to power the CIE directly. 

8)

 

Fix to wall or other structure in correct orientation i.e. with hinge on left hand side, using screws of 

sufficient size and length through the mounting holes. 

9)

 

Protect the battery terminals from any metal surfaces during installation as shorting of the terminals is 

hazardous. 

10)

 

Knock-outs are provided in the case for mating with external trunking or conduit. 

11)

 

Ensure that all unused holes (on the rear of the case) are sealed to prevent the ingress of damp and dust. 

Figure 1 Mounting points 

 

 

 

 

 

 

 

 

 

 

Mounting 

points 

 

 

Figure 2 Battery placement 

- “E” Enclosure 

“C” Enclosure 

Fit 2 x 12V 

7 Ah batteries 

Fit 2 x 12V 

17 Ah batteries 

WARNING: ALWAYS FIT 2 BATTERIES and wire in series, 

the product will not work with a single 12 V battery 

www.acornfiresecurity.com

www.acornfiresecurity.com

Summary of Contents for STX2402 Series

Page 1: ...relay fault output signal i loss of mains and ii battery fault charger fault and loss of output In addition there is an optional plug in serial interface that can provide diagnostic and fault reportin...

Page 2: ...I 2 x 17 Ah 12 V PS12170 NP17 12I Battery Charging Constant current bulk charging to 80 capacity within 24 hours Float charging to 100 within 48 hours Eco charging and check every 24 hours for up to 8...

Page 3: ...tion Mains present Battery healthy None OPEN CLOSED Standby Mode Mains lost Battery driving load Investigate loss of mains CLOSED OPEN Fault Present Blown fuses Battery fault Internal fault Investigat...

Page 4: ...lled no further than 10cm from the CIE and close coupled byconduit This unit must be fed from a mains power source having a separate approved disconnect device and fitted with a fuse or other over cur...

Page 5: ...eing used to power the CIEdirectly 8 Fix to wall or other structure in correct orientation i e with hinge on left hand side using screws of sufficient size and length through the mounting holes 9 Prot...

Page 6: ...hole Figure 3 Connections Battery Select Mains ON Diagnostic LED Fault LED L E N Mains Temperature Sensor connect To Load 6 Re apply mains Verify that the green Mains LED illuminates and the yellow Fa...

Page 7: ...t the green Mains LED illuminates and the yellow Fault LED extinguishes 18 If connected verify that the EPS Fault monitor shows a closed contact and the GEN PSU Fault monitor shows a closed contact 19...

Page 8: ...batteries must be removed and disposed separately via an appropriate approved battery disposal route in accordance with all national and local regulations Package used batteries safely for onward tra...

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