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Product details
About this part
The Siemens 6ES7 221-1BH22-0XA0 SIMATIC S7-200 E-STAND: 03 is made by Siemens and identified by manufacturer part number 6ES7 221-1BH22-0XA0.
This listing is for the exact part number stated above. Compare the part number, condition and photos with your equipment before ordering.
Condition
This item is listed as New. Factory new, in original packaging.
The photos are part of the description — check them for labels, connectors, markings and any visible wear.
What's included
1 × Siemens 6ES7 221-1BH22-0XA0 SIMATIC S7-200 E-STAND: 03.
Only the items listed here or clearly shown in the photos are included. Cables, manuals, mounting hardware and accessories are not included unless stated.
Identification & compatibility
Check the manufacturer (Siemens), the part number (6ES7 221-1BH22-0XA0) and the photos against your equipment. If you are not sure this is the right part, contact us before you order.
Price match
Found an identical item for less at a fixed price elsewhere? Contact us before you buy with the details, and we will review it.
Important information
Product information is based on what is available for this specific item. Where specifications or compatibility are critical to your application, confirm them before purchase.
- Brand
- Siemens
- Part number
- 6ES7 221-1BH22-0XA0
- Model
- 6ES7 221-1BH22-0XA0
- Country of Origin
- Germany
- Manufacturer
- Siemens
- Product line
- SIMATIC S7-200, EM 221 digital input module
- Version (label)
- E-Stand 03
- Inputs
- 16 DI, 24 V DC, sinking/sourcing
- Signal levels
- "0": 0 to 5 V; "1": +15 to +30 V; 4 mA typ.
- Input delay
- 4.5 ms max. (0 to 1)
- Isolation
- Optocoupler, groups of 4; isolation test voltage 500 V AC for 1 minute
- Backplane current
- 70 mA max. from 5 V DC bus
- Power loss
- 3 W typ.
- Cable length
- 500 m shielded, 300 m unshielded
- Dimensions (W x H x D)
- 71.2 x 80 x 62 mm
- Weight (datasheet)
- approx. 160 g
- Country of origin (label)
- Germany
The Siemens 6ES7 221-1BH22-0XA0 is the SIMATIC S7-200 EM 221 digital input expansion module with 16 inputs at 24 V DC, sinking or sourcing, for S7-22X CPUs. Siemens lists it as a spare part for the S7-200 family. The part number is also written 6ES7221-1BH22-0XA0 and 6ES7 221 1BH22 0XA0.
What do the labels say?
The Siemens box label reads SIMATIC S7-200, 1P 6ES7 221-1BH22-0XA0, E-STAND:03 (Version), EM 221, DI 16 x 24 VDC 15-30V, "Original Packing". The module front repeats EM 221, DI 16 x 24VDC 15-30V, S C-X4VL1407, E-Stand:03, and is marked Made in Germany.
What are the input specifications?
Per the Siemens datasheet: rated input 24 V DC, signal "0" at 0 to 5 V and signal "1" at +15 to +30 V, typical input current 4 mA, input delay max. 4.5 ms, IEC 61131 type 1 characteristic. Inputs are optocoupler-isolated in groups of 4, and 2-wire sensors up to 1 mA quiescent current can be connected.
Which approvals are marked on the module?
CE, C-Tick N117, cULus Listed 886Y Ind. Cont. Eq., FM approved Class I Div 2 Groups A, B, C, D T4A, and ATEX II 3 G Ex nA II T4 (KEMA 04ATEX1130 X).
What condition is it in?
New, in the original Siemens box. The box was opened for the photos and the label is torn at the flap.
- Ships from
- Israel
- Tracking
- Included on every order
Import duties and taxes may apply in your country and are paid by the buyer on delivery.
- Returns
- Accepted within 60 days of delivery
- Return shipping
- Free — paid by us
- Refund
- Money back
Return terms differ from item to item — this item's own policy is shown above.
Whatever it says, an item that arrives faulty or not as described is covered: tell us within 30 days of delivery and we will refund or replace it.
Consumers in the EU, the UK and Israel keep their legal right to cancel within 14 days. Full details and the return request form are on our Returns and warranty page.
Questions about this part
What is the Siemens 6ES7 221-1BH22-0XA0?
The SIMATIC S7-200 EM 221 expansion module with 16 digital inputs at 24 V DC, sinking or sourcing.
Which CPUs does the EM 221 work with?
Siemens lists it for S7-22X CPUs only (the S7-200 CPU 22x family).
What is the difference between 6ES7 221-1BH22-0XA0 and 6ES7 221-1BF22-0XA0?
Both are S7-200 EM 221 24 V DC input modules. 1BH22 has 16 inputs; Siemens lists 1BF22 as the 8-input version.
What voltage counts as an ON input?
+15 to +30 V DC is signal "1"; 0 to 5 V is signal "0". Rated input is 24 V DC.
How much does it weigh?
About 160 g per the Siemens datasheet; 71.2 x 80 x 62 mm.
What version is it?
E-Stand 03, as printed on the box and the module.
Is it new?
Yes. New, in the original Siemens box, opened for the photos.
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