| Suitable for safety functions | No |
| Digital inputs configurable | Yes |
| Digital outputs configurable | No |
| Voltage type of supply voltage | DC |
| Type of electric connection | Screw connection |
| Total backplane power | 1.47 W |
| Thermal dissipation | 12.97 BTU/h |
| Power dissipation | 3.8 W @ 60 ðC (140 ðF) |
| Number of counters | 8 individually isolated |
| Current draw | 275 mA @ 5.1V, 3 mA @ 24V |
| Module keying | Electronic, software configurable |
| ON-state current, max | 5 mA @ 30V DC |
| Inputs | 8 individually isolated, standard input or counter-control functionality |
| Isolation voltage | 250V (continuous), reinforced insulation type, inputs to backplane, 250V (continuous), basic insulation type, input to input |
| Wire category | 1 - on signal ports |
| Redundancy | No |
| Short-circuit protection, outputs available | No |
| Input voltage, nom | 24V DC |
| Cyclic update time | 0.2 ms |
| Change of state | Any transition |
| Slot width | 1 |
| RTB keying | User-defined mechanical |
| Shock | Operating: 30 G, Non operating: 50 G |
| Vibration | 2 G @ 10...500 Hz |
| Surrounding air temperature, max | 60 ðC |
| North American temperature code | T4A |
| Emissions | IEC 61000-6-4 |
| ESD immunity | 6 kV contact discharges, 8 kV air discharges |
| Relative humidity | 5...95% noncondensing |
| Conducted RF immunity | 10V rms with 1 kHz sine-wave 80% AM from 150 kHz...80 MHz |
| EFT/B immunity | ñ4 kV at 5 kHz on signal ports |
| Operating temperature | 0 to 60 ðC |
| Surge transient immunity | ñ1 kV line-line (DM) and ñ2 kV line-earth (CM) on signal ports |
| Radiated RF immunity | 10 V/m with 1 kHz sine-wave 80% AM from 80...2000 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 900 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 1890 MHz, 3 V/m with 1 kHz sine-wave 80% AM from 2000...2700 MHz |
| Nonoperating temperature | -40 ðC |
| Off-state current, max | 1.5 mA |
| Counting frequency, max | 40 kHz |
| Input impedance, max | 6 ké @ 30V DC |
| Off-state voltage, max | 5V |
| Voltage category | 12/24V DC sink/source |
| Count range | 0...2,147,483,648 (31-bit counter) |
| On-state current, min | 2 mA @ 10V DC |
| Operating voltage | 10...30V DC |
| Input delay time | OFF to ON: 14 üs nom/23 üs max + user-configurable filter time of 0...30,000 üs, ON to OFF: 14 üs nom/23 üs max + user-configurable filter time of 0...30,000 üs |
| Reverse polarity protection | Reverse polarity protection: Yes |
| IEC temperature code | T4 |
| Enclosure type | None (open-style) |
Not available 
