© Honeywell LT-MS4IOG Rev. 04 | Revised October 2015
11
INSTALLATION & OPERATIONS GUIDE | MICROSET 4
The mounting location also must not require longer wire lengths than shown in Table 3.
Figure 5
Backplate mounting dimensions.
NOTE
Microset 4 with CO2 sensor is larger: 3.040 in. (77.22 mm) wide, 4.536 in. (115.22 mm) high,
and 1.27 in. (26.08 mm) or 1.243 in. (31.58 mm) deep.
Two screws attach the backplate to an electrical box, mud ring, or other mounting surface.
Table 3
Maximum wire length
MODEL
MAX LENGTH (FT)
COMM WIRE
24V WIRE
Microset Bus (direct VLC connection)
MS4-TH
250
*
MS4-THC
250
*
MS4-TH-NL
250
*
MS/TP Bus
MS4-TH-MSTP
4000
*
*Power wire selection should follow local code recommendations for VA and size
0.895
(22.73)
0.678
(17.23)
4.370
(111)
2.480
(63)
3.189
(81)
2.362
(60)
2.874
(73)
