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Det-Tronics EQP Fire and Gas Detection/Releasing System User Manual

Page 73

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14.1

3-54

95-8533

Table 3-20—Maximum Wiring Length for FM Approved Solenoids for Deluge and Pre-Action Applications

1

2

3

4

5

6

7

8

9

10

1

2

3

4

EXPLOSIVE INITIATOR OPTION

DUAL

SOLENOIDS

14

13

12

11

+

+

24 VDC

+

+

A

B

A

B

SINGLE

SOLENOID

COM 2

COM SHIELD

COM 1

NOTE:

TERMINALS 12 AND 13 ARE FOR MODULE POWER SUPPLY.

TERMINALS 11 AND 14 ARE FOR AUXILIARY OUTPUT POWER SUPPLY.

JUMPERS JP2 AND JP3 MUST BE REMOVED IF AN AUXILIARY POWER SUPPLY IS USED.

NOTES:

1. JUMPER JP1 MUST BE REMOVED IF EXPLOSIVE INITIATOR IS USED.

2. RESISTOR IS USED TO COMPENSATE FOR 10 OHMS CIRCUIT RESISTANCE.

RESISTOR MUST BE RATED 1 WATT MINIMUM (WIRE-WOUND RESISTOR PREFERRED).

WHEN MEASURING THE TOTAL RELEASE CIRCUIT RESISTANCE,

USE AN OHM METER WITH A CURRENT OUTPUT OF 10 MA MAXIMUM.

3. MAXIMUM NUMBER OF EXPLOSIVE INITIATORS PER CIRCUIT IS 12.

EACH CIRCUIT MUST NOT EXCEED 10 OHMS INCLUDING CABLE RESISTANCE.

B1900

SEE NOTE 2.

Figure 3-67—Wiring Configuration for Agent Release Module

Solenoids

Maximum Wire Length in Feet (Meters)

FM Solenoid Group Manufacturer

Model

12 AWG

14 AWG

16 AWG 18 AWG

B

ASCO

T8210A107

183 (56)

115 (35)

72 (22)

46 (14)

D

ASCO

8210G207

314 (96)

198 (60)

124 (38)

78 (24)

E

Skinner

73218BN4UNLVNOC111C2

331 (101)

208 (63)

131 (40)

82 (25)

F

Skinner

73212BN4TNLVNOC322C2

130 (40)

82 (25)

51 (16)

32 (10)

G

Skinner

71395SN2ENJ1NOH111C2

331 (101)

208 (63)

131 (40)

82 (25)

H

Viking

HV-274-0601

180 (55)

110 (34)

70 (21)

45(14)