System Sensor ZCK-1 User Manual

Installation and maintenance instructions

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D770-31-00

1

I56-1610-009R

ZCK-1, ZCK-1E, ZCK-1EG, ZCK-1EN and ZCK-50
Zonecheck Key Switch for Control and
Monitoring of the Zonecheck Flow Switch Tester

INSTALLATION AND MAINTENANCE INSTRUCTIONS

3825 Ohio Avenue, St. Charles, Illinois 60174

1-800-SENSOR2, FAX: 630-377-6495

www.systemsensor.com

ELECTRICAL SpECIFICATIONS
Operating Voltage:

ZCK-1: 120V, 60Hz; ZCK-1E, ZCK-1EG, ZCK-1EN and ZCK-50: 220VAC, 50Hz, 7.5W Max.

Operating Temperature:

0°C to 49°C (32°F to 120°F)

Operating Humidity:

5% to 95% RH (non-condensing)

Mounting Options:

Includes back box for surface or flush mounting.

For pre-wiring, use a 4

11

/

16

˝ x 4

11

/

16

˝ back box

Operation Modes:

Self Test: Wired locally. Timed out, pump disabled after 2min ±15sec

Group Test: Interconnected

LED Operation:

Ready state: No LED

Test initiation: Green LED

Flow switch activation:

Red LED (ZCK-1), Green LED (ZCK-1E, ZCK-1EG, ZCK-1EN and ZCK-50) Tested to EN 61010-1

WIRING DIAGRAM FOR STAND ALONE APPLICATION

}

}

AC GROUND

AC POWER

GND

JUNCTION BOX

AC

PUMP

PUMP

AC

WF INPUT

WATERFLOW

DETECTOR

INTER-CONNECT

PUMP

TO EARTH GND.

OR ATTACH TO

FOR INTERCONNECTING MULTIPLE ZONECHECK UNITS

}

}

}

}

WATERFLOW

DETECTOR

JUNCTION BOX

OR ATTACH TO

JUNCTION BOX

OR ATTACH TO

INTERCONNECT

SWITCH FOR

ZONECHECK

TO NEXT

AC GROUND

AC POWER

GND

AC

PUMP

PUMP

AC

TO EARTH GND.

PUMP

WF INPUT

INTER-CONNECT

PUMP

AC POWER

AC GROUND

TO EARTH GND.

PUMP

PUMP

AC

AC

GND

INTER-CONNECT

WF INPUT

WATERFLOW

DETECTOR

WIRING DIAGRAM FOR STAND ALONE APPLICATION

}

}

AC GROUND

AC POWER

GND

JUNCTION BOX

AC

PUMP

PUMP

AC

WF INPUT

WATERFLOW

DETECTOR

INTER-CONNECT

PUMP

TO EARTH GND.

OR ATTACH TO

FOR INTERCONNECTING MULTIPLE ZONECHECK UNITS

}

}

}

}

WATERFLOW

DETECTOR

JUNCTION BOX

OR ATTACH TO

JUNCTION BOX

OR ATTACH TO

INTERCONNECT

SWITCH FOR

ZONECHECK

TO NEXT

AC GROUND

AC POWER

GND

AC

PUMP

PUMP

AC

TO EARTH GND.

PUMP

WF INPUT

INTER-CONNECT

PUMP

AC POWER

AC GROUND

TO EARTH GND.

PUMP

PUMP

AC

AC

GND

INTER-CONNECT

WF INPUT

WATERFLOW

DETECTOR

NOTE: WF INPUT not required for key switch operation if waterflow detec-
tor is connected to a panel or other monitoring device. AC power and pump
wiring must conform to NEC or your local codes.
ZCK-1E, ZCK-1EG, ZCK-1EN AND ZCK-50
If the pump used in this application is grounded, it must share the same in-
put/output earth ground as the device.

An overcurrent protection device such as a switch or circuit breaker is re-
quired. The protection device must be clearly marked and have a maximum
rating of 16 A.

There are no ventilation requirements.
pRE-OpERATION GUIDELINES
Contact central monitoring station or appropriate fire safety personnel prior
to testing Zonecheck.

WARNING

If this product is not used as specified, it may become impaired.

W0158-00

W0158-00

I56-16

10-009R

FIGURE 1: WIRING DIAGRAM FOR STAND ALONE AppLICATION

FIGURE 2: FOR INTERCONNECTING MULTIpLE ZONEChECK UNITS

Note: Zonecheck key switch features a time out function in Self Test mode that
allows the user to start the flow switch test which will end automatically after
two minutes. The waterflow detector will be activated during the 2 minute
timeframe, upon activation the waterflow detection LED on the zonecheck
key switch will turn on and remain that way until the key is returned to the
standby position.

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