Model TA102A
47
6.5 Electrical
Specifications
6.5.1 Input Power Requirement
20 to 35Vdc, (24Vdc @ 250mA, 9W nominal) (300 mA max).
PSU noise and ripple voltage 1.0Vpp max. The customer supplied PSU must comply
with IEC 1010-1, limiting current to 8A under Fault conditions, in order to comply with
CE Marking requirements.
NOTE –
GM Smart Sensor has max. supply voltage of 30VDC in order to comply with
Approval requirements.
6.5.2 Electrical Classification
The Model TA102A is designed for use in non-hazardous environments.
6.5.3 Relay Contact Rating
4A @ 30V RMS/42.4V PK, 3A @ 30VDC resistive. DPDT for A1 & A2, SPDT for Fault.
6.5.4 Open Collector Rating
100mA @ 35Vdc for A1, A2, Fault, UA, FUA, CAL-OC, LA1 & LA2.
6.5.5 Cable Parameters
Recommended 3-wire screened or screened and armoured per BS5308 Part V, Type 2
or equivalent. Maximum cable lengths allowable between module and the Field Device
with 24VDC nominal at the sensor/detector:
mm
2
AWG
Feet
Meters
2.5
14
4500 1372
1.5
16
2250 685
1.0
18
1600 488
.75
20
1100 335
.25
22
750
228
Figure 73 – Recommended Maximum Cable Lengths
Between Module & Field Device
The maximum allowable cable lengths between the analog output connections on the
control module with a remote device in series (maximum loop resistance of 300 Ohms
between Analogue Signal & Common at the Field Device):
mm
2
AWG
Feet
Meters
2.5
14
9000 2740
1.5
16
5200 1585
1.0
18
3800 1160
.75
20
2400 730
.25
22
1600 488
Figure 74 – Maximum Allowable Cable Lengths
Between Analog Output Connections On Control Module