Parr Instrument 4848B User Manual
Page 3
Table of Contents
w w w . p a r r i n s t . c o m
1
Preface
Related Instructions — 4
Scope — 4
Applications — 4
Explanation of Symbols — 5
Safety Information — 5
Intended Usage — 5
Cleaning & Maintenance — 5
General Specifi cations — 6
Environmental Conditions — 6
Provisions for Lifting and Carrying — 6
4848B Reactor Controller Specifi cations — 6
User’s Responsibility — 7
Unpack Carefully — 7
Installation
General Instructions — 8
Connections — 8
Component Summary
Switches and Indicators — 9
Protective Fuses and Relays — 10
High Limit Reset— 11
Access to the Controller Cabinet— 11
Fuses— 11
Instructions for the 4848B Reactor
Controller
Temperature Control Module — 12
Temperature Control— 12
High Temperature Alarm Setpoint— 12
PID groups— 12
Autotuning— 13
Temperature Profi les - Ramp and Soak— 13
Engaging a Program— 14
Adjustments To Speed Control Board— 19
Solenoid Valve Module — 19
Communication with PC — 20
Quick Start Instructions for Connecting with PC— 20
Datalogging and Charting— 21
Converting a Chart File to TXT— 21
4848B Factory Defaults
Navigating the Menu System/Factory Default Settings
— 22
Primary Temperature Module — 22
TDM / MCM Module — 23
Pressure Module — 23
HTM/ETLM Module — 24
MTM Module — 25
Appendix A: Controller Parameters
Initial Setting Mode — 26
Operation Mode — 27
Regulation Mode — 28
Parts List
Fuses — 29
Communication — 29
Cooling Solenoids — 29
Primary Temperature Module — 30
Pressure Display Module (PDM) — 30
Tachometer Module (TDM) — 31
or Motor Control Module (MCM) — 31
Hi-Temp Cut-Off Module (HTM) — 31
or External Temperature Limit Module (ETLM) — 31
Visit our website to fi nd our Controller FAQ
http://www.parrinst.com/support/48484838-controller-support/controller-faq/