Honeywell Silent Knight EVS-CE4 Technical manual

EVS-CE4
Audio Circuit Expander
Product Installation Document
Document LS10070-001SK-E:B2 12/8/2021 ECN: 151062
1 Description
The EVS-CE4 is an Audio Circuit Expander that adds four audio circuits to the EVS-50W or EVS-125W. The EVS-CE4 mounts inside the EVS-50W
or EVS-125W cabinet.
2 Compatibility
The EVS is compatible with the following Silent Knight Series FACPs:
• 6820EVS
• 5820XL-EVS
3 Specifications
• Standby Current: 20mA
• Alarm Current: 180mA
4 Installation
1. Remove AC power from the EVS-50W or EVS-125W Amplifier and disconnect the backup batteries.
2. Mount the EVS-CE4 in the EVS-50W or EVS-125W cabinet using the four supplied screws.
NOTE: Installation and wiring of this device must be done in accordance with NFPA 72 and local ordinances.
NOTE: For more information, refer to the FACP Installation Manual or EVSSeries Manual (PN LS10062-001SK-E).
CIRCUIT 5 CIRCUIT 6
CIRCUIT 8 CIRCUIT 7
+ OUT – + OUT –
+ OUT – + OUT –
+ IN – + IN –
+ IN – + IN –
ON
12345
BATTERY
+–
CIR CU IT 4 CIR CUI T 3 CIRC UIT 2 CIR CU IT 1
IN IN IN IN++++––––OUT OUT OU T OUT++++––––
AUDIO EXPANDER
BGW
EVS-CE4
secure with screws
secure with screws
Figure 1 Mounting the EVS-CE4

Honeywell Silent Knight
12 Clintonville Road
Northford, CT 06472-1610
203.484.7161
www.silentknight.com
LS10070-001SK-E | B2 | 12/21
©2021 Honeywell International Inc.
5Wiring
1. Connect the supplied audio expander cable harness (PN 130426) from the connector labeled Audio Expander on the EVS-50W or EVS-125W to
the connector on the EVS-CE4.
2. Connect the wire speakers for Class B supervision or for Class A as shown in Figure 2.
3. Restore AC power and reconnect backup batteries.
AUDIO EXPANDER
CI
+ –OUT
EVS-CE4
Connector
EVS-50/125W
“Audio Expander”
Figure 1.1 Audio Expander Wire Harness Connections
CIRCUIT 5 CIRCUIT 6
CIRCUIT 8 CIRCUIT 7
+ –OUT + –OUT
+ –OUT + –OUT
+ –IN + –IN
+ –IN + –IN
CIRCUIT 5 CIRCUIT 6
CIRCUIT 8 CIRCUIT 7
+ –OUT + –OUT
+ –OUT + –OUT
+ –IN + –IN
+ –IN + –IN
Class B wiring Class A wiring
Figure 2 Speaker Wiring Configurations