7908
Data sheet & Manuals
Data sheet
- 7908.pdf
- Latest version
Manuals
- 7908V102_UK.pdf
- 7908V101_UK.pdf
- 7908V100_UK.pdf
- Previous versions
- Latest version
ABB wiring manual
- 7900AWM102_UK.pdf
- 7900AWM101_UK.pdf
- 7900AWM100_UK.pdf
- Previous versions
- Latest version
Honeywell wiring manual
- 7900HWM102_UK.pdf
- 7900HWM101_UK.pdf
- 7900HWM100_UK.pdf
- Previous versions
- Latest version
Universal wiring manual
- 7900UWM103_UK.pdf
- 7900UWM102_UK.pdf
- 7900UWM101_UK.pdf
- Previous versions
- Latest version
Yokogawa wiring manual
- 7900YWM102_UK.pdf
- 7900YWM101_UK.pdf
- 7900YWM100_UK.pdf
- Previous versions
- Latest version
Approvals & Certificates
ATEX certificate
- 7908_13ATEX0136X_issue2.pdf
- 7908_13ATEX0136X_issue1.pdf
- Previous versions
- Latest version
IECEx certificate
- 7908IEC_130044X_issue1.pdf
- 7908IEC_130044X_issue0.pdf
- Previous versions
- Latest version
FM certificate
- 79xx_FM.pdf
- Latest version
UL certificate
- 7908_16_UL.pdf
- Latest version
EAC declaration
- EAC_EMC_declaration_Ex_3000_5000_6000_9000.pdf
- Latest version
Metrology Pattern Approval (MPA), Russia
- MPA_Russia.pdf
- Latest version
Supplementary documentation
EU Declaration of Conformity
- 7908DoC_EU_103_UK.pdf
- 7908DoC_EU_102_UK.pdf
- 7908DoC_EU_101_UK.pdf
- 7908DoC_EU_100_UK.pdf
- Previous versions
- Latest version
Backplane selection guide
Safety note
Safety note
- SN7900_104_2423.pdf
- SN7900_103_1811.pdf
- SN7900_102_1702.pdf
- SN7900_101_1613.pdf
- SN7900_100_1350.pdf
- Previous versions
- Latest version
Environmental Conditions
| Operating temperature | -20°C to +60°C |
| Storage temperature | -40°C to +85°C |
| Relative humidity | < 95% RH (non-cond.) |
| Installation in | Pollution degree 2 & meas. / overvoltage cat. II |
Mechanical specifications
| Dimensions (HxWxD) | 144 x 247 x 141 mm |
| Wire size |
2.5 mm2 / AWG 12
(Supply 1 / 2 and status relay connectors) |
Common specifications
Supply |
|
| Supply voltage | 20...31.2 VDC (24 DC nom.) |
| Max. required power | ≤ 30 W |
Isolation voltage |
|
| Isolation voltage, test / working |
500 VAC / 50 VAC
(Basic isolation between supply 1 & 2 and status relay) |
| Replaceable fuses | Fuse F1 & F2: 1.6 A SB, 250 V, type TR5 |
Output specifications
Status relay |
|
| Max. voltage |
32 V (Zone 2 / Div. 2 area)
42 V (Safe area) |
| Max. current |
100 mA (Zone 2 / Div. 2 area)
100 mA (Safe area) |
Observed authority requirements
| EMC | 2014/30/EU |
| EAC | TR-CU 020/2011 |
Approvals
| c UL us, UL 508 | E231911 |
| ATEX | DEKRA 13ATEX0136X |
| IECEx | DEK 13.0044X |
| FM | 0003049918-C |
