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HA71 Digital Gas Controller
A Ordering Information
PART NUMBER DESCRIPTION
HA71SM*
HA71PM
HA71N4
HA71SS
HA71XP
*HA71SM Surface mount package is the most basic model; includes loose 10-0185 Front Panel Nest Assembly and and 10-0142 MAIN I/O board. It supports
®
Modbus
master and slave RS-485 I/O interfaces and has 5 amp form C relays for Alarm 1, Alarm 2, Fail and Horn alarm conditions. Analog and Discrete
I/O is available by addition of the appropriate OPTION boards interfaced to the HA71 via an I2C serial expansion bus. Factory packaging of the HA71SM
within a rack/panel mount enclosure (HA71PM), a NEMA 4X enclosure (HA71N4) and a NEMA 7 explosion-proof enclosure (HA71XP) is also available.
These package styles support addition of up to 7 I
options may be added externally or in other enclosures.
PART NUMBER DESCRIPTION
10-0144
10-0158
10-0167
10-0195
10-0191
10-0192
10-0170
10-0178
10-0180
10-0172
10-0208
HA71 Technical Manual
SURFACE MOUNT (AGAINST FLAT SURFACE)
PANEL MOUNT RACK (INCLUDES BEZEL/RACK HARDWARE)
HA71SM IN NEMA 4X ENCLOSURE
HA71 Stainless Steel NEMA 4X Enclosure
HA71SM IN BOLT ON LID NEMA 7 ENCLOSURE
(INCLUDES MAGNETIC KEYPAD FOR NON-INTRUSIVE CONTROL)
2
C option board footprints (3 w/o 10-0180 expansion kit option) inside each respective enclosure. Additional
AUXILIARY COMMON ALARM RELAY BOARD (ADDITIONAL FORM C RELAY FOR ALM 1, ALM 2 & HORN)
2
I
C ANALOG 8 INPUT BOARD INCLUDING EXC TERMINALS
I
2
C ANALOG 4-20mA 8 OUTPUT BOARD
2
I
C DISCRETE ALARM RELAY BOARD (8, 5A FORM C RELAYS)
I
2
C CATALYTIC BEAD LEL SENSOR / mA INPUT BOARD
DUAL CATALYTIC BEAD LEL MODULE (REQUIRES 10-0191)
2
I
C RTD / RESISTIVE / 4-20mA 8 INPUT BOARD
NEMA 4X EXPANSION ENCLOSURE FOR UP TO 8 OPTION PCB's
NEMA 4X EXPANSION PLATE (ADDS UP TO 4 OPTION POSITIONS)
85-240VAC UNIVERSAL INPUT 150 WATT 24VDC POWER SUPPLY
FULL WIDTH 19" RACK (SUPPORTS 1 or 2 HA71SM's)
HA71 Enclosures
Optional Equipment (cont'd)
A-2
Revision 3 (04/08)
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