Auber Instruments JSL-64A-EST Application Manual

Type
Application Manual

Auber Instruments JSL-64A-EST is a versatile timer that can be used for a variety of applications, including as an espresso shot timer. It features a large, easy-to-read display and simple controls, making it easy to use. The timer can be set to count up or down, and it has a variety of preset functions, including a stopwatch and a countdown timer. The JSL-64A-EST can also be used to control external devices, such as a pump or a relay, making it a great choice for automating tasks.

Auber Instruments JSL-64A-EST is a versatile timer that can be used for a variety of applications, including as an espresso shot timer. It features a large, easy-to-read display and simple controls, making it easy to use. The timer can be set to count up or down, and it has a variety of preset functions, including a stopwatch and a countdown timer. The JSL-64A-EST can also be used to control external devices, such as a pump or a relay, making it a great choice for automating tasks.

Auber Instruments, Inc. www.auberins.com
JSL-64A-EST Application Guide
Version 1.0 (April 2020)
Introduction
In this document, we will show you the idea of how to use the JSL-64A-EST timer as an espresso-shot-timer on
your home espresso machine. This application guide is based on a home espresso machine that requires 120VAC
power and is installed with a vibration pump also requires 120VAC. If you have an espresso machine and a
vibration pump that require 240VAC, you’ll need to use a relay with 240V coil voltage.
Parts
JSL-64A-EST timer
R30A relay (120VAC coil voltage, and one pair of normally open relay contacts)
Wires, 6 pieces
Wiring
Connect the timer, R30A relay, and the vibration pump as shown in the Figure 1 below. Please note that the red
lines and black lines indicate wires that carry 120VAC, while the blue lines indicates the wires only carry low
voltage signal. Wires attached to pin 1 and 2 on the JSL-64A supply 120V power to the timer. Tap these two wires
to the power button of your espresso machine.
Pump
Mimi Relay
R30A
COM
NCNO
Original
wires on the
pump
(120VAC)
COM
6 7
8 9 10
1 2
3 4 5
ST
To 120 VAC
A1
A2
JSL-64A Timer
Figure 1. Connecting JSL-64A, relay, and the vibration pump together.
Timer Setting
To use this timer as an espresso shot timer, please set the timer function FUNC = EST, and the timer unit T1u = S.
Then press the RST key to clear the screen. The display will show “0.00” as shown in the Figure 2 below. Please
refer to the manual of JSL-64A for details on how access the parameters.
Auber Instruments, Inc. www.auberins.com
Copyright 2007-2020, Auber Instruments. All Rights Reserved.
No part of this manual shall be copied, reproduced, or transmitted in any way without the prior, written consent of Auber Instruments. Auber
Instruments retains the exclusive rights to all information included in this document.
Figure 2. JSL-64A shows 0.00 second in the EST mode.
How it Works
When you flip the power button of the espresso machine to ON position, the timer will also turn on. When you
press the coffee button to brew a shot, the vibration pump will get power, and the relay will also be energized to
pull in its NO contacts, and so the pin 9 and 10 of the timer are connected together. The timer will start counting
time up in seconds. When you flip the coffee button to OFF, the pump will stop, relay contacts drop out, and the
timer stops counting. Activate the pump again will reset the timer’s display to zero and starts the counting again.
(End)
Auber Instruments
5755 North Point Parkway, Suite 99
Alpharetta, GA 30022, USA
www.auberins.com
E-mail: [email protected] Tel: 770-569-8420
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Auber Instruments JSL-64A-EST Application Manual

Type
Application Manual

Auber Instruments JSL-64A-EST is a versatile timer that can be used for a variety of applications, including as an espresso shot timer. It features a large, easy-to-read display and simple controls, making it easy to use. The timer can be set to count up or down, and it has a variety of preset functions, including a stopwatch and a countdown timer. The JSL-64A-EST can also be used to control external devices, such as a pump or a relay, making it a great choice for automating tasks.

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