Manuale d’uso / di manutenzione del prodotto P/N 374511B del fabbricante hussman
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P/N 374511B Marc h, 1997.
T ABLE OF CONTENTS Key Pad Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Select Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Protocol™ Main Menus . . . . . . . . . . . . . . . . . . . . . . . .4 Status Menu .
KEY P AD INSTRUCTIONS Shift Upper – This key is used to key in the top (red) letters. Shift Lower – This key is used to key in the bottom (blue) letters. NOTE: If either of the above keys is pressed accidentally, simply press it again to deactivate it.
The Hussmann Interface Module may be operated from either battery power or from a 120V/12VDC transformer . When using the transformer, connect Module before plugging in the transformer . The startup screen will automatically appear . HUSSMANN INTERF A CE MODULE (C) 1991 HUSSMANN CORPORATION VER 1.
Following the startup screen, the S ELECT E QUIPMENT screen will appear. SELECT EQUIPMENT 1-PROT OCOL 2-CASE CONTROL 3-PUMPING ST A TION 4-FLUID COOLER Press 1 on the key pad. The P ROTOCOL ™ M AIN M ENU will appear . This screen has 5 submenus each of which has its own submenu(s), see page 4.
HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 (Printed in U.S.A.) 970307 P/N 374511B Page 4 PROTOCOL ™ Hand Held Device P R OTOCOL MAIN MENU ( _ _) = P A G E N U M B E RF O RM O R E I N F O R M .
970307 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 (Printed in U.S.A.) P/N 374511B Page 5 PROTOCOL ™ Hand Held Device CONF IG M ENU ( _ _ ) = P A G EN U M B E R F O RM O R E I N F O R M AT I O.
HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 (Printed in U.S.A.) 970307 P/N 374511B Page 6 PROTOCOL ™ Hand Held Device DEFROS T M ENU ( _ _) = P A G EN U M B E R F O RM O R EI N F O R M AT I O .
ST A TUS MENU 1-ST A TUS MENU This is a read only menu. It gives you current operating conditions. P1 gives the present pressure for the suction man - ifold. P2 gives the second suction pressure input.* Press ESC Key . SETPOINT is the Suction Set Point for the control board.
ST A TUS MENU (Continued) 2-DEFROST / TEMP CKT This is a read-only menu. This screen shows the current operational status of Defrost Circuits and associated temperatures as provided by Auxiliary inputs. N AME gives a description of the case loads for this defrost circuit.
ST A TUS MENU (Continued) 3-TEMPERATURE MENU T1 temperature reading for suction pressure reset or optional temperature input. T2 temperature reading for satellite or optional temperature input. T3 If split suction is installed, T3 may be factory set to read head pressure instead of temperature.
CONFIG MENU 2-CONFIG MENU This set of menus is used to make changes in the Protocol’s configuration. Press 2 on the Keypad to enter the C ONFIG submenu. 1- SET THE CLOCK Press 1 on the Keypad to enter the C LOCK S ETUP submenu. This screen has 5 fields used to set the correct time/date.
CONFIG MENU (continued) 2- SENSOR SETUP Press 2 on the Keypad to enter the Sensor Setup Submenu. This screen has 6 menus. 1- PRESSURE #1 Press 1 on the Keypad to enter the Pressure #1 Submenu. PRESSURE #1 controls the suction pressure for the Protocol Control.
CONFIG MENU (continued) 2- PRESSURE #2 Press 2 on the Keypad to enter the Pressure #2 Submenu. PRESSURE #2 controls the suction pressure or Split Suction on the Protocol Control. Press the C L R k e y . Key in the applicable suction pres- sure in psig for H I A L A R M and press E N T .
CONFIG MENU (continued) 3- TEMP #1 3 - T E M P # 1 allows you to establish set point and alarm levels for the first temperature i n p u t . Press 3 on the Keypad to enter the TEMP #1 Submenu. The ALM DELA Y is a programmable time delay . This sets the time it will take before the control log’s the alarm.
CONFIG MENU (continued) 6- AUX SENSORS Press 6 on the Keypad to enter the Auxiliary Sensors Submenu. A UXILIARY SENSORS provide six temperature inputs—analog or digital. Analog for thermistors Digital for thermostats. ANALOG SETTING A N A L O G accommodates temperature readings between – 40 and + 120˚F.
CONFIG MENU (continued) 3- PROTOCOL SETUP Press 3 on the Keypad to enter the Protocol Setup Submenu. 1- REFR SETUP Press 1 on the Keypad to enter the R EFR S ETUP submenu.
CONFIG MENU (continued) MixMatch compressor cycling is used when com- pressors of varying horsepowers have been installed. This algorithm allows the compressor horse power to be more closely matched with the evaporator load There are 16 available steps for MixMatch cycling.
CONFIG MENU (continued) MIXMATCH PROGRAMMING EXAMPLE 1. Start by making a column for each compressor . 2. The first row must be all 0’s. 3. Each row will be a step. Each step should increase rack capacity by the smallest increase in capacity possible.
CONFIG MENU (continued) 2- DEFR SETUP Press 2 on the Keypad to enter the Defrost Setup Submenu. This screen programs the Control Board for the defrost parameters: Number of defrost circuits controlled Interlock status— E NABLED /D ISABLED T o change numeric fields, press the CLR key .
CONFIG MENU (continued) 3- DESCRIPTION Press 3 on the Keypad to enter the Description Submenu. This screen provides for a 16 character description of the Protocol unit for user identification on Hussnet™. Press the CLR key . Key in the description .
CONFIG MENU (continued) 4- COMM SETUP Press 4 on the Keypad to enter the Communication Setup Submenu. This screen provides for assigning each Protocol a station number for computer identification on Hussnet™. It also provides baud rate assignment. The baud rate is the rate at which a computer can receive data from Protocol.
CONFIG MENU (continued) 5- LIGHT CONTROL Press 5 on the Keypad to enter the Light Control Submenu. 1-CIRCUIT #1 Press 1 or 2 on the Keypad to enter the Circuit # Submenu. This screen programs lighting controls on one cir- cuit. Use the key to toggle between E N A B L E D / D I S A B L E D to activate the lighting function.
CONFIG MENU (continued) 6- TEMPERATURE CONTROL Press 6 on the Keypad to enter the T emperature Control Submenu. Note: T emperature Control is available on H AND H ELD D EVICE V2.40 or greater . Press the number of the T emp Refr Circuit you wish to view or use the and to move to the appropriate entry and press ENT .
DEFROST MENU 3-DEFROST MENU Press 3 on the Keypad to enter the Defrost sub - menu. 1- VIEW/SET ITEMS Press 1 on the Keypad to enter the V IEW /S ET I TEMS Submenu. This screen shows three columns: C I R C U I T lists the defrost circuit within the Protocol.
DEFROST MENU (continued) W ITH THE CURSOR ON A CIRCUIT NUMBER , press the ENT key to open that circuit submenu. CIRCUIT #6 - REFR Press the CLR key. Key in the applicable Lineup name. Press ENT . Repeat for NAME , NUMBER / DA Y , DEFR LENGTH and 1 ST DEFR HOUR : MINUTES .
DEFROST MENU (continued) 2- COPY SCHEDULE Press 2 on the Keypad to enter the Copy Schedule Submenu. Press the CLR key. Key in the applicable Circuit # for Copy From. Press ENT . Press the CLR key. Key in the applicable Circuit # for Copy to. Press ENT .
DEFROST MENU (continued) 3- ASSIGN OUTPUTS Press 3 on the Keypad to enter the Assign Outputs Submenu. Press ENT to move the cursor to the value to be changed.
DEFROST MENU (continued) 4- ASSIGN CIRCUITS FOR SPLIT SUCTION NOTE: This item only appears when the unit is configured for the split suction option. Press 4 on the Keypad to enter the Assign Circuits For Split Suction Submenu. Press ENT to move the cursor to the value to be changed.
MAINT MENU 4- MAINT MENU Press 4 on the Keypad to enter the Maintenance Menu Submenu. This screen has one function, four menus, and a second page. The functions is: 2-CLEAR FORCE FLAG Simply press 2 to activate clear function. Press Numbers 1, 3, 4, 5 on the Keypad to enter the Submenu.
4- MAINT MENU Press 4 on the Keypad to enter the Maintenance Menu Submenu. Press ENT to move to the second page. This screen has two functions and three menus. The two functions are: 6-CLEAR RUN METER 9-CLEAR ALARM T ABLE Simply press 6 or 9 to activate clear function.
ALARM MENU 5-ALARM MENU Press 5 on the Keypad to enter the A l a r m Submenu. This screen lists the last 16 alarms giving the type, time (24 hour clock) and date of each. Alarms may be continued on the next screen. T o read con - tinued alarms, Press ENT .
970307 HUSSMANN CORPORATION • BRIDGETON, MO 63044-2483 (Printed in U.S.A.) P/N 374511B Page 31 PROTOCOL ™ Hand Held Device Mixmatch Programming W orksheet Compr # 1 2 3 4 5 6 T otal HP T otal Colu.
CONDENSING UNITS AND REFRIGERATION SYSTEMS This w a r r anty is made to the original purchaser user and is N O T T R A N S F E R A B L E . ONE YEAR LIMITED W A R R A N T Y 1 . Hussmann Cor p o r ation w a r r ants the new Hussmann Equipment, and all parts thereof, to be free of defects in mate- rial and w o r kmanship at time of purchase.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il hussman P/N 374511B è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del hussman P/N 374511B - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso hussman P/N 374511B imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul hussman P/N 374511B ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il hussman P/N 374511B, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del hussman P/N 374511B.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il hussman P/N 374511B. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo hussman P/N 374511B insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
