Rockwell Automation 1770-HT8 SMART TRANSMITTER User Manual
Page 110

Product Specifications
Appendix A
A-2
Electrical
DC Input Voltage
24 VDC
"1% (600 mA maximum load)
Fuse
UL 198G and CSA 22.2, No. 59 rated,
5mm x 20mm, 1.0 Amp., 250V, fast acting
Connector
Phoenix COMBICON header and plug
3 position, 12-24 AWG
Power Consumption
4.8 watts maximum
Physical
Dimensions
4.3” (10.9 cm) wide x 14.0” (35.6 cm) long x 2.7”
(6.9 cm) high
Weight
1.8 lb (0.8 kg) approximate
Mounting
DIN rail (EN 50 022 or EN 50 035)
Environmental
Operating temperature
0
_C to 60_C (32_F to 140_F)
Storage temperature
–40
_C to 60_C (–40_F to 140_F)
Operating humidity
5% to 95% (non-condensing)
1770ĆHT1 Interface
Connector
Phoenix COMBICON header and plug – 17 position,
12-24 AWG
Input
24 VDC, differential channel select signals, differential
transmit enable, differential half-duplex HART
transmit/receive
4Ć20 mA Current Loop Interfaces (see Figure A.1)
Channels
eight 4-20 mA current loops
I/O Module Connector
Phoenix COMBICON header and plug
10 position, 1 set, 12-24 AWG
I/O Module Cable Length 30 foot (9 m) maximum between the
Terminal Block and the Analog I/O module
Field Device Connector
Phoenix COMBICON header and plug
12 position, 2 sets, 12-24 AWG
Loop Fuses
UL 198G and CSA 22.2, No. 59 rated,
5mm x 20mm, 0.1 Amp., 250V, fast acting
8 Channel Terminal Block
(1770ĆHT8)