Table Of Contents - Honeywell HA71 Technical Manual

HA71 Digital Gas Controller
1 General Description
1.0 General Description ................................................. 1-2
1.1 Data Display Screens ......................................... 1-2
1.1.1 Trend Screen ................................................ 1-2
1.1.2 Bar Graphs Screen ...................................... 1-3
1.1.3 Combination Screen .................................... 1-3
1.2 Specifications ..................................................... 1-3
1.2.1 DC Power Supply Requirements ................. 1-3
1.2.2 150 Watt AC - 24VDC Power Supply .......... 1-3
1.2.3 Relays .......................................................... 1-4
1.2.4 Ambient Temperature Range ....................... 1-4
1.2.5 Humidity Range ........................................... 1-4
1.2.6 Altitude ......................................................... 1-4
1.2.7 Housings ...................................................... 1-4
1.2.8 Non-Intrusive Magnetic Keypad ................... 1-4
1.2.9 Approvals ..................................................... 1-4
2 Basic Operation
2.0 Basic Operation ........................................................ 2-2
2.1 Setup Menu Configuration ................................. 2-2
2.1.1 Changing Menu Variables Using the Keypad .. 2-2
2.2 Channel Configuration Menus ........................... 2-3
2.2.1 Channel Setup Entry Menu .......................... 2-3
2.2.2 Alarm 1 / Alarm 2 / Horn Relay Set-Up Menu . 2-3
2.2.3 Alarm 3 / Fault Alarm Menu ......................... 2-4
2.2.4 Data From? Menu to Set Input Source ........ 2-4
2.2.5 MIN/MAX Raw Counts Menu ....................... 2-5
HA71 Technical Manual

Table of Contents

2.3 System Configuration Menus ............................ 2-8
2.4 Authorization Mode .......................................... 2-12
2.5 LCD Contrast Adjustment ................................ 2-12
3 Main I/O Interface PCB
3.0 Main I/O Interface PCB ............................................. 3-2
3.1 Input / Output Optional PCBs ............................ 3-3
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2.2.6 Marker Menus .............................................. 2-6
2.2.7 Linearization Menu ...................................... 2-6
2.2.8 Configure Menu ........................................... 2-6
2.2.9 Eunits / Measurement Name ASCII Data Fields . 2-6
2.2.10 Input Measurement Range ........................ 2-7
2.2.11 Decimal Point Resolution ........................... 2-7
2.2.12 Turning off Unused Channels ..................... 2-7
2.2.13 Copy Data To? ........................................... 2-7
2.2.14 CAL Mode .................................................. 2-7
2.3.1 Common Alarm Relays 1 and 2 ................... 2-9
2.3.2 10-0195 Discrete Relay "Failsafe" Mode .... 2-10
2.3.3 Common Horn Relay and Local Piezo ....... 2-10
2.3.4 Modbus ®
Master / Slave Serial Port Menus . 2-11
2.3.4 Eight / Sixteen Channel Modes ................. 2-11
3.1.1 Optional Analog Input PCB .......................... 3-3
3.1.2 Optional Discrete Relay PCB ....................... 3-4
3.1.3 Optional *Bridge Sensor Input Board ........... 3-5
3.1.4 Catalytic Bead Sensor Initial Setup ............. 3-5
3.1.5 Optional RTD / 4-20mA Analog Input Board .. 3-7
3.1.6 Optional 4-20mA Analog Output Board ...... 3-8
Revision 3 (04/08)