TENNEY ENVIRONMENTAL
Tenney Junior Test Chambers: Models TJR and TUJR, W942, or WF4
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SECTION Page
INFORMATION
1.0 COMPANY INFORMATION & ASSISTANCE ____________________________________ 4
2.0 SAFETY WARNINGS & SYMBOLS ___________________________________________ 5,6
3.0 PRODUCT SPECIFICATIONS & OVERVIEW ___________________________________ 7,8
4.0 DRAWINGS, INFORMATION, and VENDOR INSTRUCTION LISTINGS ______________ 9
5.0 INSTALLATION INSTRUCTIONS
5.1 Delivery and Uncrating of Unit ________________________________________________ 10
5.2 Location and Installation of Unit ______________________________________________ 10
5.3 Air Supply Connection - - - (for optional equipment) _______________________________ 11
5.4 GN2 Connection - - - (for optional equipment) ___________________________________ 11
5.5 LN2 Connection - - - (for optional equipment) ____________________________________ 12
5.6 CO2 Connection - - - (for optional equipment) ____________________________________ 12
5.7 Electrical Specifications ____________________________________________________ 13
5.8 Power Connection _________________________________________________________ 13,14
5.9 Application of Power _______________________________________________________ 14
5.10 Operating With an Active Heat Load ___________________________________________ 14
SYSTEMS and CONTROL
6.0 AIR CIRCULATION SYSTEM ________________________________________________ 15
7.0 TEMPERATURE CONTROL
7.1 Controller Features ________________________________________________________ 16,17
7.2 Watlow 942 Control Functions _______________________________________________ 18,19
7.3 Watlow F4 Control Functions (Alternate Controller) _______________________________ 19
8.0 HEATING DESCRIPTION ___________________________________________________ 20
9.0 CHAMBER OVERTEMPERATURE PROTECTION _______________________________ 20-22
10.0 CASCADE REFRIGERATION SYSTEM ________________________________________ 23,24
TABLE OF CONTENTS