Siemens SIPLUS S7-1200 digital input module, 6AG1321-7BH01-2AB0, 16 digital inputs / 2 outputs, -40 to 70°C, EN 50155, UL.
| Parameter | Value |
|---|---|
| Digital inputs | 16 |
| Parameter | Value |
|---|---|
| Rated value (DC) | 24 V |
| Permissible range, lower limit (DC) | 20.4 V |
| Permissible range, upper limit (DC) | 28.8 V |
| For signal "1" | 13 to 30V |
| For signal "0" | -30 to +5 V |
| Current for signal "1" (typ.) | 7 mA |
| Max. | 70 °C |
| Power loss (typ.) | 4 W |
| Current consumption from backplane bus (5 V DC), max. | 130 mA |
| Current consumption from load voltage L+ (no load), max. | 90 mA |
| Short-circuit protection | Yes; Electronic |
| Reverse polarity protection | Yes |
| Isolation test voltage | 500 V DC |
| Isolation: between channels | No |
| Isolation: channels to backplane bus | Yes; Optocoupler |
| Max. cable length, shielded | 1 000 m |
| Max. cable length, unshielded | 600 m |
| Parameter | Value |
|---|---|
| Parameterizable | Yes; 0.1 / 0.5 / 3 / 15 / 20 ms |
| Diagnostic alarm | Yes; Parameterizable |
| Diagnostics function | Yes; Parameterizable |
| Group fault indicator (SF, red LED) | Yes |
| Parameter | Value |
|---|---|
| Min. | -40 °C |
| Parameter | Value |
|---|---|
| Height | 125 mm |
| Width | 40 mm |
| Depth | 120 mm |
| Weight (approx.) | 200 g |
| Parameter | Value |
|---|---|
| CE mark | Yes |
EN 50155:2007 sections 4, 5, 12 — T1, Category 1, Class A/B. The SIOS entry 109755985 details the compliance scope. Power draw typ. 4 W (120 mA at 24 V). Diagnostic and hardware alarms are parameterizable.
Dimensions 40 x 125 x 120 mm (W/H/D), approx. 200 g. All 16 inputs share a single group; channel-to-channel isolation is not provided. Max cable length: 1 000 m shielded, 600 m unshielded.
CE, UL (File E239877), KC, EAC, and RCM. The EN 50155 declaration covers sections 4, 5, 12 per SIOS entry 109755985.
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