I/O Modules - Honeywell Touchpoint Plus Technical Handbook

12.3 I/O Modules

12.3.1 mA Input Module
Description
Sensor Configuration
Signal Measurement Range
Sense Resistance
Module Power Consumption
Field Device Power Supply Vmax ( — )
Field Device Power Supply Power max
(single channel)
Field Device Power Supply Power max
(eight channels)
Maximum cable length for mA Input
loop (R )
loop
12.3.2 mV Input Module
Description
Current Range
Drive method
Maximum Power Consumption
Maximum Loop Resistance
Electrical Connections
12.3.3 Dual Input Module
Description
mA Input Channels
mA Field Device Power Supply Power
mV Input Channels
MAN0984_Iss 3_02/16
Pt. No. 3011M5001_3
Technical Specifications
2,4 and 8-channel Analogue Input Module for 2-wire or 3-wire
4 – 20 mA detector signals
2-wire or 3-wire current source
0 – 24 mA
66 Ω
Max 0.4 W (Excludes power to mA detector)
Supply voltage Vs (18 – 32 VDC) –*1.8 VDC (max)
*Voltage drop in Touchpoint Plus at T
20 W
40 W
R
loop
Maximum Cable run length = R
Example: V
V
detector
specification.
2,4 and 8-channel Analogue Input Module for mV-Bridge
signals
200 mA
Constant current
19 W (including power to detector @ loop resistance of 36 Ω)
36 Ω at 200 mA (including sensor)
3-wire mV–Bridge
2/2 and 4/4-channel Analogue Input Module for 2-wire or
3-wire 4 – 20 mA detector signals and mV-Bridge signals
Refer to Ch.10.3.1 mA Input Module
20 W max. (Four channels)
Refer to Ch. 10.3.2 mV Input Module
= (V – 1.8 VDC – V
controller detector
loop
= 24 VDC, TPP Voltage drop = 1.8 VDC,
controller
= 18 VDC (18 to 32 VDC), I
120
.
a
min) / I
detector
/ (Ω per metre).
= From detector
detector
Touchpoint Plus
Technical Handbook