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CAS200 User’s Guide Chapter 2: Installation

Watlow Anafaze 19

Power Connections

Figure 2.7 CAS200 Series Scanner

Wiring the Power Supply

CAUTION! Use a power supply with a Class 2 rating only. UL

approval requires a Class 2 power supply.

Connect power to the scanner before any other connections.

This allows you to ensure that the scanner is working

before any time is taken installing inputs and outputs.

SCSI Port

(to TB50)

TB2

(to power

supply)

TB1

(to signal

inputs

1 2 ... 26 27 28 29 30 31 32 33 34 35 36 ... 123 124

User’s Guide 1
Warranty 2
Contents 3
Using the CAS200 35 4
Setup 41 4
Setup Channel Inputs 50 5
Setup Channel Alarms 58 5
Contents CAS200 User’s Guide 6
CAS200 User’s Guide Contents 7
Watlow Anafaze v 7
List of Figures 9
7 Specifications 91 10
List of Tables 11
System Overview 13
Getting Started 14
Product Features 15
System Diagram 16
Parts List 16
Safety 17
6 Watlow Anafaze 18
Installation 19
Typical Installation 20
External Safety Devices 21
Mounting 22
Mounting the Scanner 23
12 Watlow Anafaze 24
Mounting the TB50 25
System Wiring 26
Wiring Recommendations 27
Noise Suppression 28
Avoiding RFI/EMI 29
Ground Loops 30
Power Connections 31
CAS200 Power Supply 32
Table 2.2 Power Connections 32
NO" key while 33
Input Wiring 34
Thermocouple Connections 35
Voltage Input Connections 36
Current Input Connections 36
Serial Communications 37
EIA/TIA-485 Interface 38
Cable Recommendations 39
Connections 40
Signal Common 40
Termination 40
Wiring Digital I/O 41
Digital Outputs 42
Alarm Output Connections 43
CPU Watchdog 44
Digital Inputs 44
Watlow Anafaze 33 45
Table 2.6 TB18 Connections 46
Using the CAS200 47
Front Panel Keys 48
Watlow Anafaze 37 49
Single Channel Display 50
Job Display 50
Change Setpoint 51
Acknowledging an Alarm 52
Resetting an Alarm 52
Watlow Anafaze 41 53
How to Edit a Menu 54
Watlow Anafaze 43 55
Passkey Sequence 55
Single Channel Display 55
Load a Job 56
Save Setup to Job 57
Job Select Inputs 57
Job Select Input Polarity 58
Startup Alarm Delay 58
Keyboard Lock Status 59
Scanner Address 59
Communications Baud Rate 59
Communications Protocol 60
AC Line Frequency 61
Digital Output Polarity 61
Setup Channel Inputs 62
Display Resolution 63
Pulse Sample Time 64
Channel Name 64
Input Units 64
Input Reading Offset 65
Linear Scaling Menus 66
Display Format 67
High Process Value 68
Input Scaling High Reading 68
Input Scaling Low Reading 69
Input Filter 69
Setup Channel Alarms 70
Watlow Anafaze 59 71
Alarm Delay 72
High Process Alarm Type 72
Deviation Alarm Value 73
High Deviation Alarm Type 73
Low Deviation Alarm Type 74
Low Process Alarm Setpoint 75
Low Process Alarm Type 75
Alarm Deadband 76
Manual I/O Test 77
Digital Output Test 78
Keypad Test 78
When There is a Problem 79
Troubleshooting Scanners 80
Thermocouple Break Alarm 81
System Alarms 81
Other Behaviors 82
Low Power 83
Battery Dead 83
HW Ambient Failure 84
HW Gain or Offset Failure 84
Keys Do Not Respond 85
Checking Analog Inputs 85
Earth Grounding 86
Testing Output Devices 87
Testing the TB18 and TB50 87
Testing Digital Outputs 87
Supervised Systems 88
Communications 89
Ground Channels 90
Software Problems 90
NO-Key Reset 90
Replacing the EPROM 91
80 Watlow Anafaze 92
Changing Communications 93
CAS200 Input Circuit 94
CAS200 Current Inputs 95
CAS200 Voltage Inputs 96
Scaling and Calibration 97
86 Watlow Anafaze 98
Linear Scaling Examples 99
Example 1: 4-20mA Sensor 100
Example 2: 0-5Vdc Sensor 101
Example 3: Pulse Encoder 102
Specifications 103
Table 7.3 Physical Dimensions 104
Dimensions 104
Watlow Anafaze 93 105
94 Watlow Anafaze 106
Figure 7.4 TB50 Dimensions 107
Table 7.8 TB50 Connections 107
SCSI Cable 108
Inputs 110
Table 7.12 Pulse Inputs 111
Resolution 111
Table 7.15 Digital Inputs 112
Outputs 113
Parameter Description 114
CAS200 Power Supply 115
104 Watlow Anafaze 116
Glossary 117
Glossary CAS200 User’s Guide 118
106 Watlow Anafaze 118
CAS200 User’s Guide Glossary 119
Watlow Anafaze 107 119
108 Watlow Anafaze 120
Watlow Anafaze 109 121
110 Watlow Anafaze 122
Watlow Anafaze 111 123
112 Watlow Anafaze 124

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