Forma Scientific 3950 Manuel utilisateur
Forma Scientific, Inc.
*Refer to listing of models on page iv.
Millcreek Road, P.O. Box 649
Marietta, Ohio 45750
U.S.A.
Telephone: (740) 373-4763
Telefax: (740) 373-4189
_______________________________________
Models:
3950 and 3951
Reach-In CO2Incubator
29 cu ft capacity
Manual No. 7003950 Rev. 3
Read This Instruction Manual!
Failure to read, understand and follow the instructions in this manual may result in
damage to the unit, injury to operating personnel and poor equipment performance.
CAUTION: All internal adjustments and maintenance
must be performed by qualified service personnel.
Refer to the serial tag on the
rear cover of this manual
FormaModel 3950 Series __________________________________________________
i
The material in this manual is for information purposes only. The contents and the product it
describes are subject to change without notice. Forma Scientifi, Inc. makes no representations
or warranties with respect to this manual. In no event shall Forma Scientific, Inc. be held
liable for any damages, direct or incidental, arising out of or related to the use of this manual.
MANUAL NO. 7003950
3 18843/SI-7759 2/00 Shaker support chg; casters w/o brakes, lg. feet ccs
2 18594/IN-2740 1/00 Updated exploded parts list drawings ccs
1 -- 11/99 Updates from 3960 release (common parts) ccs
-- -- 9/99 Clarified water requirements per J. Lang ccp
-- 18455/IN-2722 8/99 Updated specs, no UL on 3951 ccp
0 6/99 New manual ccp
REV ECR / ECN DATE DESCRIPTION BY
FormaModel 3950 Series ____________________________________________Safety
iii
General Safety Notes
Important operating and/or maintenance instructions. Read the accompanying
text carefully.
Ce symbole attire l’attention de l’utilisateur sur des instructions importantes de
fonctionnement et/ou d’entretien. Il peut être utilisé seul ou avec d’autres
symboles de sécurité. Lire attentivement le texte d’accompagnement.
Wichtige Betriebs- und/oder Wartungshinweise. Lesen Sie den nachfolgenden
Text sorgfältig.
Importante instruccions de operacion y/o mantenimiento. Lea el texto
acompanante cuidadosamente.
Potential electrical hazards. Only qualified persons should perform procedures
associated with this symbol.
Ce symbole attire l’attention de l’utilisateur sur des risques électriques
potentiels. Seules des personnes qualifiées doivent appliquer les instructions et
les procédures associées à ce symbole.
Gefahr von Stromschlägen. Nur qualifizierte Personen sollten die Tätigkeiten
ausführen, die mit diesem Symbol bezeichnet sind.
Potencial de riesgos electricos. Solo personas das capacitadadas deben
ejecutar los procedimientos asociadas con este simbulo.
Equipment being maintained or serviced must be turned off and locked off to
prevent possible injury.
Risques potentiels liés à l’énergie. L’équipement en entretien ou en maintenance
doit être éteint et mis sous clé pour éviter des blessures possibles.
Geräte, an denen Wartungs- oder Servicearbeiten durchgeführt werden, müssen
abgeschaltet und abgeschlossen werden, um Verletzungen zu vermeiden.
El equipo recibiendo servicio o mantenimiento debe ser apagado y segurado
para prevenir danos.
FormaModel 3950 Series ____________________________________________Safety
iv
Hot surface(s) present which may cause burns to unprotected skin or to
materials which may be damaged by elevated temperatures
Présence de surface(s) chaude(s) pouvant causer des brûlures sur la peau non
protégée, ou sur des matières pouvant être endommagées par des températures
élevées.
Heiße Oberfläche(n) können ungeschützter Haut Verbrennungen zufügen oder
Schäden an Materialien verursachen, die nicht hitzebeständig sind.
Superficias calientes que pueden causar quemaduras a piel sin proteccion o a
materiales que pueden estar danados por elevadas temperaturas.
√Always use the proper protective equipment (clothing, gloves, goggles etc.).
√Always dissipate extreme cold or heat and wear protective clothing.
√Always follow good hygiene practices.
√Each individual is responsible for his or her own safety.
If the incubator is not used in the manner specified in
this operating manual, the protection provided by the
equipment design may be impaired.
Model CO2 Sensor* Voltage**
3950 T/C 100-120
3951 T/C 200-230
*T/C is a thermal conductivity sensor.
**All units are 50/60 Hz
FormaModel 3950 Series ___________________________________________Service
v
Do You Need Information or Assistance on Forma Scientific
Products?
do, please contact us 8:00 a.m. to 7:00 p.m. (Eastern Time) at:
1-740-373-4763 Direct
1-888-213-1790 Toll Free, U.S. and Canada
1-740-373-4189 FAX
http://www.forma.com Internet Worldwide Web Home Page
If you
Our staff can provide information on pricing and give you quotations. We
can take your order and provide delivery information on major equipment items or make
arrangements to have your local sales representative contact you. Our products are listed on the
Internet and we can be contacted through our Internet home page.
Our staff can supply technical information about proper setup,
operation or troubleshooting of your equipment. We can fill your needs for spare or replacement
parts or provide you with on-site service. We can also provide you with a quotation on our
Extended Warranty for your Forma products.
Whatever Forma products you need or use, we will be happy to discuss your
applications. If you are experiencing technical problems, working together, we will help you
locate the problem and, chances are, correct it yourself...over the telephone without a service
call.
When more extensive service is necessary, we will assist you with direct factory trained
technicians or a qualified service organization for on-the-spot repair. If your service need is
covered by the warranty, we will arrange for the unit to be repaired at our expense and to your
satisfaction.
Regardless of your needs, our professional telephone technicians are available to assist
you Monday through Friday from 8:00 a.m. to 7:00 p.m. Eastern Time. Please contact us by
telephone or fax. If you wish to write, our mailing address is:
Forma Scientific, Inc.
Millcreek Road, PO Box 649
Marietta, OH 45750
International customers please contact your local Forma Scientific distributor.
Sales Support
Service Support
FormaModel 3950 Series ___________________________________________Contents
vii
Table of Contents
Section 1 - Installation and Start-Up
1.1 Incubator Front View ....................................................................................1-1
a. Incubator Side and Rear View ..................................................................1-2
1.2 Control Panel Keys, Displays and Indicators................................................1-3
1.3 Operation of the Keypad ...............................................................................1-4
1.4 Installing the Unit..........................................................................................1-5
a. Choosing the Location ..............................................................................1-5
b. Preliminary Cleaning and Disinfecting ....................................................1-6
c. Installing the Shelves................................................................................1-6
d. Leveling the Unit......................................................................................1-6
e. Attaching the Drain Lines ............................................................. 1-7
f. The Water Supply.......................................................................... 1-7
g. Filling the Humidity Reservoir.................................................................1-7
1. In-house Distilled Water Supply........................................... 1-7
2. Manual Method (Funnel) ...................................................... 1-8
3. Gravity Fill Method.............................................................. 1-8
h. Connecting To Electrical Power...............................................................1-8
i. Connecting The Co2Gas Supply..............................................................1-8
1.5 Incubator Start-Up.........................................................................................1-10
a. Setting The Operating Temperature ........................................................1-10
b. Setting the Overtemp Setpoint ................................................................1-10
c. Setting the CO2Setpoint..........................................................................1-11
Chart 1-1, Set Mode.............................................................................................1-12
FormaModel 3950 Series ___________________________________________Contents
viii
Section 2 - Calibration
2.1 Calibration Mode ..........................................................................................2-1
a. Calibrating the Temperature................................................................2-1
b. Calibrating the CO2System ................................................................2-2
Chart 2-1, Calibrate Mode ...................................................................................2-3
Section 3 - Configuration
3.1 Configuration Mode ......................................................................................3-1
a. Disabling the ADD WATER Alarm ...................................................3-1
b. Disabling All Audible Alarms ............................................................3-1
c. Setting an Access Code.......................................................................3-1
d. Setting a Low Temp Alarm Limit (Tracking Alarm)..........................3-2
e. Enabling Temp Alarms to Trip Relay Contacts ..................................3-2
f. Setting a Low CO2Alarm Limit (Tracking Alarm).............................3-2
g. Setting a High CO2Alarm Limit (Tracking Alarm)............................3-3
h. Enabling CO2Alarms to Trip Relay Contacts.....................................3-3
i. Setting a New Zero Number for New CO2 Sensors.............................3-3
j. Setting a New Span Number for New CO2Sensors............................3-4
k. Enabling The High Humidity Feature .................................................3-4
l. Selecting a Primary Tank with the Gas Guard Option ........................3-4
m.Enabling the Gas Guard System..........................................................3-5
n. Setting a System Address with the RS485 Option ..............................3-5
Chart 3-1, Configure Mode..................................................................................3-6
Section 4 - Alarms
4.1 Alarms............................................................................................................4-1
4.2 Sensor Fault ...................................................................................................4-2
FormaModel 3950 Series ___________________________________________Contents
ix
Section 5 - Maintenance
5.1 Cleaning the Incubator Interior .....................................................................5-1
5.2 Cleaning the Glass Door(s)...........................................................................5-2
5.3 Cleaning the Humidity Reservoir...................................................... 5-2
5.4 Replacing the Power Fuses ...........................................................................5-3
5.5 Discarding or Taking the Unit Out of Service ................................... 5-3
Section 6 – Options (Factory Installed)
6.1 Connections to External Equipment .............................................................6-1
a. Connecting the Remote Alarm Contacts .................................................6-1
b. Connecting the RS485 Interface..............................................................6-2
c. Connecting the Analog Output Boards ....................................................6-2
6.2 CO2Gas Guard .............................................................................................6-4
a. Connecting the GO2Gas Supplies...........................................................6-5
b. Activating the Gas Guard ........................................................................6-5
c. Operation of the CO2Gas Guard .............................................................6-5
6.3 Inner Doors ...................................................................................... 6-6
6.4 Shaker Support Shelves .................................................................... 6-6
Section 7 - Specifications
Section 8 - Spare Parts
Section 9 - Electrical Schematics
Section 10 - Warranty Information
FormaModel 3950 Series ______________________________Installation and Start-up
1-1
Section 1 - Installation and Start-Up
POWER SWITCH
TEMP/CO CONTROLS
2
¼” SAMPLE PORTCO
2
HEATED GLASS DOOR
DOOR LATCH
(4) ADJUSTABLE LEVELING FOOT
(4) CASTERS
FormaModel 3950 Series ______________________________Installation and Start-up
1-2
ACCESSORY
OUTLET
(
2
)
2.375 I.D. PORT
WITH HOLE PLUG
POWER INLET
CONNECTION
¼” FILTERED CO CONNECTION
2
REMOTE ALARM CONTACTS RJ-11
RS 485 CONNECTION RJ-11
OPTIONAL
1/4” MPT WATER INLET
3/8” FPT DRIP PAN DRAIN
WITH 3/8” MPT PLUG
3/8” MPT CHAMBER DRAIN
WITH 3/8” FPT PLUG
Figure 1-2
Side View
Figure 1-3
Back View
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