32 E
3
Point Gas Monitor Technical Manual
Specications
Specifications
General Technical Specifications
Uses
Standalone duct or wall mounted gas monitor with optional additional
Remote monitor.
Network duct or wall mounted gas monitor. Communicates with 301C
(or AA96D) at 9600 Baud.
Size
Standalone/Network monitor (H x W x D): 20.56 x 14.90 x 6.72 cm
(8.09 x 5.87 x 2.65”)
Remote monitor (H x W x D): 3.5 x 4.5 x 6.5 cm (1.36 x 1.75 x 2.56”)
38 g (1.34 oz)
Electrical
Ratings
Standalone/Network monitor
24 Vac, 350mA
, 60 Hz
24 Vdc, 350 mA
E3SAH only: 120 Vac, 75 mA
Remote monitor: Class 2 or
limited power source (lps) only
.
Electro-Chem Sensor: 10 - 24 Vdc,
50 mA
Catalytic Bead Sensor: 10 - 16 Vdc,
100 mA
Sensor Types
and Operating
Parameters
Electro-Chemical – (CO, NO
2
, H
2
S, O
2
);
Catalytic Bead – (CH
4
, H
2
C
3
H
8
)
Indoor use, Maximum altitude: 2000 M, 15 – 80% RH
Response time: T90 < 50 seconds;
Response time with ECLAB (water shield): T90 < 240 seconds
All sensors except CO: -40 to 50°C (-40 to 122°F)
CO: -20 to 50°C (-4 to 122°F)
CO for UL 2075: 15 - 35°C (59 - 95°F)
Outputs
Standalone monitor
2 DPDT relays, 5 A @ 250 Vac
and 30 Vdc, 4-20 mA
Network monitor
1 DPDT relay, 5 A @ 250 Vac
and 30 Vdc
MODbus and BACnet MS/TP
master
Remote monitor – Provides MODbus signal back to Standalone
monitor for processing. 4-20 mA output not available for Remote
monitor. OUT1 and OUT2 are not used.
Display Standalone/Network monitor – 8 character, 2 line backlit LCD
Visual
Indicators
Standalone monitor
Green LED: Power
Amber LED 1: Alarm/Fault
Amber LED 2: Alarm/Fault
Network monitor
Green LED: Power
Amber LED 1: Alarm/Fault
Amber LED 2: Transmission
Remote monitor – Amber LED: Transmission
Audible Alarm Standalone/Network monitor - > 85 dBA at 3 m (10 ft)
w ww . . co m
information@itm.com1.800.561.8187
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